Iwazaki, JP
Eisuke Iwazaki, Kanagawa JP
Patent application number | Description | Published |
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20090081573 | TONER FOR DEVELOPMENT OF ELECTROSTATIC IMAGE, METHOD FOR MANUFACTURING THE SAME, DEVELOPER FOR DEVELOPMENT OF ELECTROSTATIC IMAGE, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A toner for development of an electrostatic image includes at least a crystalline polyester resin and a colorant. The toner shows a dielectric loss index ∈″ of 0.1 or less at 0.1 Hz and 500 V at 30° C. and 90% RH. | 03-26-2009 |
20090233210 | TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - There is provided a toner for developing an electrostatic charge image including a binder resin, a colorant and a releasing agent, wherein the content ratio of particles having a number particle diameter of 4.5 μm or more and less than 7.5 μm and a circularity degree of 0.980 or more is in a range from about 5 number % to about 15 number %, and the content ratio of particles having a number particle diameter of not 7.5 μm or more and less than 15 μm and a circularity degree of 0.900 or more and less than 0.940 is about 5 number % or less. | 09-17-2009 |
20090274972 | ELECTROSTATIC-IMAGE-DEVELOPING TONER, METHOD OF PRODUCING THE SAME, ELECTROSTATIC IMAGE DEVELOPER, IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS - An electrostatic-image-developing toner includes a phosphonic acid based sequestering agent. | 11-05-2009 |
20100068643 | ELECTROSTATIC-IMAGE-DEVELOPING TONER, PROCESS FOR PRODUCING ELECTROSTATIC-IMAGE-DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER, AND IMAGE-FORMING APPARATUS - An electrostatic-image-developing toner includes a binder resin; a colorant; a releasing agent having a melting temperature of from about 70° C. to about 100° C.; and an ethylenediaminedisuccinic acid. | 03-18-2010 |
20110189604 | TONER FOR ELECTROSTATIC LATENT IMAGE DEVELOPMENT, ELECTROSTATIC LATENT IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A toner for electrostatic latent image development is disclosed. The toner for electrostatic latent image development includes toner particles, the toner particles includes a binder resin and a release agent, and the toner has a linear thermal expansion coefficient in accordance with JIS K 7197-1991 of from about 6×10 | 08-04-2011 |
20110300477 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An image forming apparatus includes plural developing units separately containing a toner A and a toner B that satisfy relationships (1) and (2) and have similar colors. The toner A and the toner B each contain a binder resin containing a polyester about 90 mass % or more of the binder resin, and about 90 mass % of the binder resin of the toner A and about 90 mass % of the binder resin of the toner B are the same resin. The polyester contains an amorphous polyester having an alkyl side chain and a crystalline polyester. The relationship (1) is Ta (toner A)>Tb (toner B) in terms of flow tester ½ effluent temperature. The relationship (2) is Aa (toner A)>Ab (toner B) in terms of an amount of an aluminum (with reference to net intensity) measured with fluorescent X-ray. | 12-08-2011 |
20120077117 | YELLOW TONER, DEVELOPING AGENT, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS AND IMAGE FORMING PROCESS - The invention provides a yellow toner including toner particles comprising colorants and a binder resin, the colorants including at least a C. I. Pigment yellow 180 and a carmine-based pigment, a weight ratio of the C. I. Pigment yellow 180 to the carmine-based pigment being from about 99:1 to about 10,000:1, the binder resin being a polyester resin comprising a first repeating unit derived from a first diol compound, and the first diol compound being a bisphenol A ethylene oxide represented by the following formula (1): | 03-29-2012 |
20120183895 | MAGENTA TONER, DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - Provided is a magenta toner containing toner particles that contain a colorant and a binder resin, wherein the colorant contains C.I. Pigment Red 57:1 and C.I. Pigment Yellow 180, a mass ratio between the C.I. Pigment Red 57:1 and the C.I. Pigment Yellow 180 being 99:1 to 10000:1, and wherein the binder resin contains a polyester resin that has a repeating unit derived from bisphenol A ethylene oxide represented by formula (1): | 07-19-2012 |
20120270145 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPING DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing toner includes a binder resin that contains an amorphous polyester resin and a colorant. The toner satisfies the following expressions: 20 μS/cm≦ρ≦150 μS/cm, and 0.0110-25-2012 | |
20130071782 | ELECTROSTATIC LATENT IMAGE DEVELOPING TONER, ELECTROSTATIC LATENT IMAGE DEVELOPING TONER MANUFACTURING METHOD, TONER CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - An electrostatic latent image developing toner contains a binder resin, a colorant, europium, and bismuth. | 03-21-2013 |
20130078564 | MAGENTA TONER, DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A magenta toner including toner particles containing a colorant and a binder resin is provided. The colorant contains C.I. Pigment Red 122 and C.I. Pigment Yellow 180 and a mass ratio of the C.I. Pigment Red 122 and the C.I. Pigment Yellow 180 is in the range of 99:1 to 10000:1. The binder resin contains a polyester resin and a polyester resin having a repeating unit obtained from a Bisphenol A alkylene oxide adduct expressed by the following chemical formula is used as the polyester resin: | 03-28-2013 |
20130078565 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGING IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, METHOD OF PRODUCING ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, AND IMAGE FORMING APPARATUS - An electrostatic charge image developing toner contains a binder resin, a release agent, a black colorant, a methylglycine diacetate, and an aluminum element, the content of the methylglycine diacetate is in the range of from 5 ppm to 500 ppm, and the content of the aluminum element is in the range of from 0.07 atomic % to 0.18 atomic % in total element analysis using fluorescent X-rays. | 03-28-2013 |
20130224643 | TRANSPARENT ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER AND METHOD OF MANUFACTURING THE SAME, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - A transparent electrostatic charge image developing toner contains a binder resin, europium, and bismuth. | 08-29-2013 |
20140106270 | TRANSPARENT ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, METHOD OF MANUFACTURING THE SAME, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - A transparent electrostatic charge image developing toner includes a binder resin and a compound represented by the following Formula (1): | 04-17-2014 |
20140147778 | TRANSPARENT ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, DEVELOPER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A transparent electrostatic charge image developing toner includes a binder resin and a compound represented by the following Formula ( | 05-29-2014 |
20150111139 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, AND TONER CARTRIDGE - An electrostatic charge image developing toner includes a binder resin, toner particles containing an acylglycerol, and an external additive, wherein at least one of hydroxyl groups in the acylglycerol is esterified with an alkyl monocarboxylic acid that contains a substituted or unsubstituted alkyl group having from 12 to 22 carbon atoms, and a content of a portion esterified with the alkyl monocarboxylic acid that contains the alkyl group having the same carbon number is 95% by weight or greater with respect to the total weight of the acylglycerol. | 04-23-2015 |
20150220009 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, AND PROCESS CARTRIDGE - An electrostatic charge image developing toner has toner particles that contain a binder resin containing a polyester resin, a release agent containing hydrocarbon-based wax, styrene(meth)acrylic resin particles, and an aluminum element, wherein fluorescent X-ray NET intensity of the aluminum element existing in the toner particles is from 0.1 to 0.3, and 70% or more of the release agent among the entire release agent exists within 800 nm from the surface of the toner particles. | 08-06-2015 |
20150268573 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, AND PROCESS CARTRIDGE - An electrostatic charge image developing toner includes toner particles containing an amorphous polyester resin (a1), a crystalline polyester resin (a2), and a styrene-acrylic resin (b) containing 2-carboxyethyl acrylate as a polymerization component. | 09-24-2015 |
20160026104 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An electrostatic charge image developing toner includes toner particles containing crosslinked resin particles having a glass transition temperature of 55° C. or higher in a surface layer of the toner particle, and silica particles having a volume average particle diameter of 30 nm to 300 nm and a coverage with respect to the toner particle from 50% to 100%. | 01-28-2016 |
20160085166 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, AND TONER CARTRIDGE - An electrostatic charge image developing toner includes a toner particle including a binder resin containing a polyester resin, a release agent containing hydrocarbon wax, and a styrene (meth)acrylic resin, wherein 70% or more of the release agent of the entire release agent is present in a portion within 800 nm from the surface of the toner particle, and wherein the styrene (meth)acrylic resin forms a domain having an average diameter of smaller than 0.3 μm in the toner particle. | 03-24-2016 |
20160085167 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, AND TONER CARTRIDGE - An electrostatic charge image developing toner includes toner particles containing a binder resin including a polyester resin, a release agent including a hydrocarbon wax, and a styrene (meth)acrylic resin, wherein 70% or more of the release agent with respect to the entire release agent is present within 800 nm from the surface of the toner particles, wherein the styrene (meth)acrylic resin forms domains having an average diameter of 0.3 μm to 0.8 μm in the toner particles, and wherein a number ratio of the domains included in a range of the average diameter ±0.1 μm is less than 65%. | 03-24-2016 |
20160085168 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, AND TONER CARTRIDGE - An electrostatic charge image developing toner, includes toner particles containing a binder resin including a polyester resin, a release agent including a hydrocarbon wax, and a styrene(meth)acrylic resin, wherein 70% or more of the release agent is present within 800 nm from a surface of the toner particles, the styrene(meth)acrylic resin in the toner particles forms a domain having an average diameter from 0.3 μm to 0.8 μm, and a number ratio of the domain being in a range of ±0.1 μm of the average diameter is 65% or more. | 03-24-2016 |
Eisuke Iwazaki, Minamiashigara-Shi JP
Patent application number | Description | Published |
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20090016788 | Image forming method - The present invention provides a toner having a releasing agent, a binder resin and a colorant. The binder resin is contained in a form of particles, surfaces of which have 1.2 times or greater amount of a polar group-containing compound, or of a cross-linked compound, than insides thereof. A viscosity of the releasing agent, as determined by using a type-E viscometer provided with a cone plate having a cone angle of 1.34 degrees at 140° C., is 1.5 to 5.0 mPa·S. The present invention further provides a developer containing a carrier and the toner. The present invention further provides an image forming method that utilizes the developer. | 01-15-2009 |
Fumiharu Iwazaki, Shizuoka JP
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20100060708 | THERMAL PRINTER AND METHOD OF CONTROLLING THE SAME - Detecting a print density for the thermal paper based on the outputs of the first and second mark sensors, and adjusting print densities of the first and second thermal heads according to the detection results. | 03-11-2010 |
20100230889 | PRINTING APPARATUS - There is provided a printing apparatus in which a first printing medium which is inserted through an inserting port is fed toward a predetermined printing location by a first feeding path unit, and the first printing medium is discharged through the inserting port in a direction opposite to the feeding direction. The first printing medium which is fed to the printing location is printed by a first printing unit. A page turning mechanism having a page turning function for the first printing medium is arranged inside of the first printing unit when seen from the inserting port. A second printing unit having a different printing type from the first printing unit is arranged further inside than the page turning mechanism when seen from the inserting port. A second printing medium which is printed in the second printing unit is reversely fed by the first feeding path unit through a merging portion from the second feeding path unit and then is discharged through the inserting port. | 09-16-2010 |
Hideyuki Iwazaki, Okayama JP
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20110166389 | Process for Producing Phosphonium Borate Compound, Novel Phosphonium Borate Compound, and Method of Using the Same - The invention relates to novel phosphonium borate compounds represented by the Formula: (R | 07-07-2011 |
20110237799 | Process for Producing Phosphonium Borate Compound, Novel Phosphonium Borate Compound, and Method of Using the Same - The invention relates to methods for carbon-carbon bond forming reactions, carbon-nitrogen bond forming reactions and/or carbon-oxygen bond forming reactions using phosphonium borate compounds represented by the Formula: (R | 09-29-2011 |
Hideyuki Iwazaki, Atsugi-Shi JP
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20090305877 | Process for producing phosphonium borate compound, novel phosphonium borate compound, and method of using the same - The invention relates to a phosphonium borate compound represented by Formula (I) (hereinafter, the compound (I)). The invention has objects of providing (A) a novel process whereby the compound is produced safely on an industrial scale, by simple reaction operations and in a high yield; (B) a novel compound that is easily handled; and (C) novel use as catalyst. | 12-10-2009 |
Hiroki Iwazaki, Tokyo JP
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20140293646 | LIGHTING DEVICE AND DISPLAY DEVICE - A lighting device includes a translucent member having the same cross sectional tubular shape throughout a longitudinal direction and including a lens that includes a light incident surface for receiving incident light and a pair of light exit surface for diffusing and emitting the light incident on the light incident surface to the outside, and a light-emitting portion mounted on a substrate and emitting the light toward a region including the light incident surface of the translucent member, where in the translucent member includes a pair of light guide portions for guiding the light incident on the light incident surface to a pair of the light exit surfaces so that the light incident on the light incident surface is diffused and emitted from the pair of light exit surfaces in a width direction that is orthogonal to the longitudinal direction. | 10-02-2014 |
Hiroshi Iwazaki, Tokyo JP
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20140131024 | OUTDOOR UNIT FOR AIR CONDITIONER - An outdoor unit for an air conditioner, comprising: a heat exchanger disposed inside a housing; and a bottom plate of the housing, including, a bottom plate portion, a flange formed by upwardly folding back an edge of the bottom plate portion, a drainage hole penetrating the bottom plate portion and configured to discharge water, a plurality of mounting bases protruding upwardly from the bottom plate portion and supporting a lower end of the heat exchanger by upper surfaces thereof, and a drainage conduit provided in contact with the mounting bases and inclining downward toward the drainage hole, wherein a portion of the bottom plate portion positioned between at least one of the plurality of the mounting bases and the flange includes an inclined portion which is inclined toward the drainage conduit in a longitudinal direction of the flange. | 05-15-2014 |
20140144167 | OUTDOOR UNIT OF AIR-CONDITIONING APPARATUS - A bottom plate | 05-29-2014 |
20140165640 | OUTDOOR UNIT OF AIR-CONDITIONING APPARATUS - [Object] To prevent a fastening member such as a bolt from being exposed from a bottom plate when a heater is fixed to the bottom plate using a heater fixture. | 06-19-2014 |
Hiroyuki Iwazaki, Saitama-Shi JP
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20090080850 | OPTICAL FIBER FERRULE RETAINER - An optical fiber ferrule retainer, for retaining a ferrule in a state in which the ferrule is inserted into a ferrule insertion hole in an axial direction of the ferrule insertion hole, comprises: a retainer base part; and a retention member replaceably attached to the retainer base part. The retention member comprises: a tubular sleeve part and a fixing part fixed to the retainer base part; the ferrule insertion hole; a split groove formed in an axial direction of the ferrule insertion hole or in a circumferential direction orthogonal to the axial direction; and a press part that is displaced to be able to press a peripheral surface of the ferrule with a partial inner face of the ferrule insertion hole defined by the split groove. The retainer base part comprises an operation member that applies an external force for displacing the press part, and while the ferrule inserted is retained by pressing of the press part, the fixing part can be removed from the retainer base part to detachably replace the retention member. | 03-26-2009 |
20100231923 | THREE-DIMENSIONAL SHAPE MEASURING METHOD AND DEVICE - A process of measuring a shape while changing the relative posture of an microscopic interferometer to a sample lens which is rotated about a rotation axis is divided into a process of measuring a top surface in a state where the sample lens is supported from a back surface and a process of measuring a back surface in a state where the sample lens is supported from the top surface. By combining first shape information of a flange side surface acquired by the process of measuring the top surface and second shape information of the flange side surface acquired by the process of measuring the back surface, the relative positional relation between the sample top surface and the sample back surface is calculated. | 09-16-2010 |
Hiroyuki Iwazaki, Saitama JP
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20110242545 | ASPHERIC SURFACE MEASURING APPARATUS - An aspheric surface measuring apparatus includes a sample holder mechanism and an interferential optical mechanism, and performs optical interferometric measurement while rotating a sample every time a measurement angle is varied. The sample holder mechanism has a first air spindle for rotating the sample about a test surface axis and a first airslide. The first airslide carries the sample orthogonally or parallel to the test surface axis. The interference optical mechanism has an interference optical system, a first imaging system, and a second imaging system, a second air spindle, and a second airslide. The second spindle revolves or turns the interference optical system and the first and second imaging systems integrally to change a measurement angle between the measurement optical axis and the test surface axis. The second airslide carries the second air spindle orthogonally to the moving direction of the first airslide. | 10-06-2011 |
20110304856 | LIGHTWAVE INTERFERENCE MEASUREMENT APPARATUS - A microinterferometer applies low coherent measurement light, which travels along an optical axis in a converging manner, to a front surface of a flange. A part of the measurement light is reflected inside an interferometric optical system, and becomes reference light. Apart of the measurement light passed through the interferometric optical system is reflected from the front surface of the flange, and is incident again upon the interferometric optical system. By combining the reflected light with the reference light, interference light is obtained. While a sample rotating stage rotates a sample lens through 360 degrees, a first imaging camera having one-dimensional image sensor captures 3600 images of the interference light, i.e., the image of the interference light is captured every time the sample lens is rotated by 0.1 degrees. Based on the images of interference fringes, the shape of the front surface of the flange is analyzed. | 12-15-2011 |
Junya Iwazaki, Miyagi JP
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20110246783 | INFORMATION PROCESSING DEVICE, MANAGEMENT DEVICE, ILLEGAL MODULE DETECTION SYSTEM, ILLEGAL MODULE DETECTION METHOD, RECORDING MEDIUM ON WHICH ILLEGAL MODULE DETECTION PROGRAM IS RECORDED, MANAGEMENT METHOD, RECORDING MEDIUM AND INTEGRATED CIRCUIT ON WHICH MANAGEMENT METHOD IS RECORDED - The present invention aims to perform tamper detection on a protection control module without having detection modules come to know the key data and functions thereof. The detection modules of the present invention perform tamper detection by verifying whether or not the correspondence between the input and output data of the application decryption process performed by the protection control module is correct. Furthermore, the present invention offers improved security against leaks of the application output data by the detection modules by having a plurality of detection modules verify different data blocks. | 10-06-2011 |
Katsuhiko Iwazaki, Shizuoka JP
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20090030613 | Vehicle Departure Detecting Device - Lane width information Winf acquired by a traffic lane detector is retrieved (step S | 01-29-2009 |
20110235943 | DRAWING DEVICE OF MOVE-TARGET IMAGE AND DISPLAY SYSTEM FOR VEHICLE - Afterimages of a move-target image which is moved at high speed are reduced even if a display unit with slow response characteristics is used. A drawing device for continuously drawing a move-target image as a moving picture on a display image displayed on a display unit includes: a drawing position identification unit which identifies a current drawing position at which the move-target image is drawn on the display screen; a past drawing position storage unit in which is stored a prescribed number of past drawing positions where the move-target image is drawn previously; an afterimage-reducing region detection unit which detects an afterimage-reducing region of the move-target image, the afterimage reducing region extending from the current drawing position to any one of the past drawing positions; an afterimage-reducing image drawing unit which draws an afterimage-reducing image in the afterimage reducing region; and a move-target image drawing unit which draws the move-target image at the current drawing position. | 09-29-2011 |
Katsuhiko Iwazaki, Numazu-Shi JP
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20090009305 | Vehicle Derailing Prevention Device - A vehicle speed V is read (step S | 01-08-2009 |
20090048738 | Driving Assistance System and Driving Assistance Method - In a driving assistance system having an actuator ( | 02-19-2009 |
Katsuhiko Iwazaki, Nishikamo-Gun JP
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20080278349 | Vehicle Deviation Preventing Control Device - A vehicle speed V is compared with a threshold Vth; when V is less than Vth, TLC is set to an initial value t | 11-13-2008 |
20090194350 | STEERING ASSIST SYSTEM AND STEERING ASSIST METHOD - A steering assist system for applying a steering torque reduces the influence of a time-dependent steering control amount on an assist steering torque when a predetermined driving operation by a driver is detected. Thus, the influence of the time-dependent steering control amount on the applied steering torque, which increases when the period of time over which actual moving state deviates from the target moving state increases is reduced when the driver makes the predetermined driving operation. Thus, it is possible to avoid the problem where steering feel degrades because the steering torque increases over time. | 08-06-2009 |
20090265062 | STEERING SUPPORT DEVICE - An object of the present invention is to provide a steering assist device which can perform steering assist control having excellent capability to follow up a traveling path by increasing the steering amount in the steering control at a curve entrance. A steering assist device of the present invention is a steering assist device | 10-22-2009 |
20100004822 | STEERING SUPPORT DEVICE - The present invention aims at providing a steering assistance apparatus which can accurately detect a curve exit of a running path and perform steering assistance control with an excellent running path following capability. The steering assistance apparatus of the present invention is a steering assistance apparatus | 01-07-2010 |
Kenichi Iwazaki, Tokyo JP
Kenichi Iwazaki, Handa-Shi JP
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20130126036 | ELECTRIC RESISTANCE WELDED STEEL PIPE WITH EXCELLENT TORSION FATIGUE RESISTANCE AND METHOD FOR MANUFACTURING THE SAME - A base material portion of an electric resistance welded steel pipe has a composition including C at 0.25 to 0.55%, Si at 0.01 to 1.0%, Mn at 0.2 to 3.0%, Al at not more than 0.1% and N at 0.0010 to 0.0100%, with the balance being represented by Fe and inevitable impurities, and the weld defect area, which is a projected area of a weld defect in an electric resistance weld zone, is less than 40000 μm | 05-23-2013 |
Kenichi Iwazaki, Handa JP
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20150275339 | HIGH-CARBON STEEL TUBE HAVING SUPERIOR COLD WORKABILITY, MACHINABILITY, AND HARDENABILITY AND METHOD FOR MANUFACTURING THE SAME - A raw steel tube has a composition containing, by mass, 0.25% to 0.60% carbon, 0.01% to 2.0% silicon, 0.2% to 3.0% manganese, 0.001% to 0.1% aluminum, 0.001% to 0.05% phosphorus, 0.02% or less sulfur, 0.0010% to 0.0100% nitrogen, 0.0003% to 0.0050% boron, and 0.0001% to 0.0050% calcium, the balance being iron and incidental impurities. The raw steel tube is heated to and soaked at an Ac | 10-01-2015 |
Koji Iwazaki, Kiryu-Shi JP
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20140325787 | WIPER APPARATUS - A wiper apparatus is provided with: a wiper arm ( | 11-06-2014 |
Masanori Iwazaki, Kawasaki JP
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20110113412 | OBJECT LINKAGE DEVICE FOR LINKING OBJECTS IN STATICALLY LINKED EXECUTABLE PROGRAM FILE, METHOD OF LINKING OBJECTS, AND COMPUTER READABLE STORAGE MEDIUM STORING PROGRAM THEREOF - When a modification is applied to a statically linked executable program file, in the executable program file, an old object is replaced with a new object by adding the new object to a bottom of already-existing objects without changing the location of the old object, and the reference relationship of symbols among objects is updated and resolved and thereby a modification is applied. | 05-12-2011 |
Nobuyuki Iwazaki, Minami-Ashigara-Shi JP
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20080237770 | RADIATION DETECTOR - A radiation detector that includes a charge conversion layer, a substrate, an electrode layer, an intermediary layer and wiring is provided. The substrate includes a lower electrode portion that collects charge generated by the charge conversion layer. The electrode layer includes an upper electrode portion and an extended electrode portion. The upper electrode portion is laminated on the charge conversion layer. The extended electrode portion extends from the upper electrode portion down a side face of the charge conversion layer to a region on the substrate at which the charge conversion layer is not present. The intermediary layer is formed from between the charge conversion layer and the upper electrode portion to between the extended electrode portion and the substrate. The wiring is electrically connected with the extended electrode portion at the region on the substrate at which the charge conversion layer is not present. | 10-02-2008 |
20090026381 | Radiation detector - An extended electrode is electrically connected to a conductor in a portion outside of an inner wall of a protection member disposed on a photoconductive layer side, the pressure applied to the photoconductive layer is reduced and the deterioration of the photoconductive layer may be suppressed. Further, since the extended electrode is electrically connected to a high-voltage wire in a portion outside of the inner wall of the protection member, the extended electrode may be connected to the high-voltage wire in the state that the photoconductive layer is surrounded by the protection member. As a result, deterioration of the photoconductive layer may be suppressed even while a connection work is performed. | 01-29-2009 |
Noritsugu Iwazaki, Shuntou-Gun JP
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20120221208 | CONTROL DEVICE FOR STEERING TRANSMISSION RATIO VARIABLE DEVICE | 08-30-2012 |
Ryuichi Iwazaki, Gyoda City JP
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20120235060 | ULTRAVIOLET IRRADIATOR AND ULTRAVIOLET IRRADIATING APPARATUS USING THE SAME - An ultraviolet irradiator including a housing having an ultraviolet irradiation port through which the target is irradiated with the ultraviolet light, an ultraviolet lamp that emits ultraviolet light, a water-cooling jacket in which the ultraviolet lamp is mounted, a reflection plate that reflects light emitted from the ultraviolet lamp, the ultraviolet lamp, the water-cooling jacket and the reflection plate being mounted in the housing, and ultraviolet light emitted directly from the ultraviolet lamp and reflection light reflected from the reflection plate being irradiated to the outside of the housing, a heat withdrawing mechanism that withdraws heat of the reflection plate and discharges the heat to the outside of the housing; and a heat transfer member that transfers ambient heat in the housing to the heat withdrawing mechanism so that the heat withdrawing mechanism withdraws the ambient heat. | 09-20-2012 |
Shinichi Iwazaki, Toyota-Shi JP
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20120232822 | WELD DETECTING METHOD AND WELD DETECTING APPARATUS - A weld detecting method that detects a weld on a work includes: obtaining in advance at least one correlation, from among a correlation between a width of the neck and an amount of elongation of the work and a correlation between the width of the neck and an amount of change in at least one of a sheet thickness and a sheet width of the work before and after elongation of the work, and calculating the width of the neck based on the at least one correlation by obtaining at least one of the sheet thickness, the sheet width, or the amount of elongation of the work from the obtained at least one correlation; setting a conveying speed, according to the calculated width of the neck; and detecting the neck by measuring the sheet width of the work at predetermined intervals, while conveying the work the set conveying speed. | 09-13-2012 |
Tamotsu Iwazaki, Kiryu-Shi JP
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20140139148 | MOTOR CONTROL DEVICE - A motor control device is provided which controls a motor by performing switching between forward rotation and reverse rotation so as to cause an object to be controlled to reciprocate, the motor control device including a lead angle map storage unit configured to store a lead angle map in which a motor rotation speed and a lead angle to be set are associated for each of the forward rotation and the reverse rotation, a target rotation speed-setting unit configured to set a target rotation speed of the motor based on an input signal from outside, a lead angle-setting unit configured to obtain the lead angle associated with the set target rotation speed by referring to the lead angle map and set the lead angle as a lead angle of the motor, and a driving control unit configured to control rotation of the motor so as to achieve the set target rotation speed and the set lead angle. | 05-22-2014 |
Tamotsu Iwazaki, Gunma JP
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20150082575 | BRUSHLESS MOTOR AND WIPER APPARATUS - A brushless motor comprises: a stator | 03-26-2015 |
Tamotsu Iwazaki, Gunma-Ken JP
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20130043817 | DRIVING APPARATUS AND STOP POSITION DETECTION METHOD - A driving apparatus including an inverter unit for energizing the coil by switching ON and OFF of the switching element, an energization pattern determination unit for selecting a plurality of energization patterns, each of which indicates a direction of a current that flows through the coil, one by one when driving of a motor is started, and energizing the coil by switching ON and OFF of the switching element based on a selected energization pattern at a duty ratio corresponding to a value of a maximum current capable of being supplied by the power supply apparatus, a current applied time measurement unit for measuring an energization time, which is a time until a value of the current flowing through the coil reaches a predetermined target current value for each energization pattern, and a rotor stop position estimation unit for estimating a position at which the rotor stops. | 02-21-2013 |
Tomohiro Iwazaki, Gyoda City JP
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20120069578 | ILLUMINATING DEVICE - An illuminating device that can reduce illuminance unevenness of an irradiation target face with a simple construction is provided. In a pseudo sunlight illuminating device | 03-22-2012 |
Tomohisa Iwazaki, Matsumoto JP
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20150342818 | DRIVING DEVICE AND DRIVING METHOD - A driving device includes a wearable mechanism that is worn on a wearing part, an actuator that drives the wearable mechanism, and first and second force sensors that are provided on the wearable mechanism and detect a force. The first and second force sensors are provided at positions at which a first detected value obtained from the first force sensor and a second detected value obtained from the second force sensor are changed in response to a motion of the wearing part. When a difference between the first and second detected values is less than a pre-decided first threshold value and the first or second detected value is greater than a pre-decided second threshold value, the actuator drives the wearable mechanism so that the second detected value is constant. | 12-03-2015 |
20160049574 | PIEZOELECTRIC DRIVING DEVICE, ROBOT, AND DRIVING METHOD OF THE SAME - A piezoelectric driving device includes a vibrating plate, and a piezoelectric vibrating body including a substrate, and piezoelectric elements provided on the substrate. The piezoelectric element includes a first electrode, a second electrode, and a piezoelectric body, and the first electrode, the piezoelectric body, and the second electrode are laminated in this order on the substrate. The piezoelectric vibrating body is installed on the vibrating plate so that the piezoelectric element is interposed between the substrate and the vibrating plate. A wiring pattern including a first wiring corresponding to the first electrode and a second wiring corresponding to the second electrode is formed on the vibrating plate, the first electrode and the first wiring are connected to each other through a first laminated conducting portion, and the second electrode and the second wiring are connected to each other through a second laminated conducting portion. | 02-18-2016 |
Wataru Iwazaki, Isesaki-Shi JP
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20100279632 | COMMUNICATION APPARATUS - A communication apparatus comprising a communication module that serves as Data Circuit-terminating Equipment used in a radio packet communication network; an auxiliary circuit board on which said communication module is mounted; a main circuit board on which a communication controller is mounted; and a signal line for connecting said main circuit board to the auxiliary circuit board detachably; wherein said main circuit board further comprises a detecting means for detecting a type of the connected communication module based on a pattern of a signal status on the signal line at a start-up, and said communication controller performs a communication control operation in accordance with a result of detection by the detecting means. | 11-04-2010 |
Wataru Iwazaki, Gunma JP
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20090219949 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - A connection adapter | 09-03-2009 |
20100165848 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - A connection adapter is disposed intervening between a communication module for connection to a radio packet communication network and high-level equipment. The connection adapter comprises a connection controller for controlling connection between the high-level equipment and the radio packet communication network, and a communication controller for relaying the communication by the high-level equipment using the communication module. When the communication controller of the connection adapter detects duplication of a TCP packet received from the high-level equipment, the communication controller discards the duplicated packet. | 07-01-2010 |
Yasushi Iwazaki, Ebina-Shi, Kanagawa JP
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20160138504 | DIAGNOSIS SYSTEM OF INTERNAL COMBUSTION ENGINE - An internal combustion engine comprises an exhaust purification catalyst and an air-fuel ratio sensor arranged at a downstream side of the exhaust purification catalyst, stops or decreases a feed of fuel as fuel cut control, and controls an air-fuel ratio of exhaust gas to a rich air-fuel ratio after the end of the fuel cut control as post reset rich control. A first characteristic of change of air-fuel ratio at the time the output air-fuel ratio first passes a first air-fuel ratio region and a second characteristic of change of air-fuel ratio at the time when the output air-fuel ratio first passes a second air-fuel ratio region different from the first air-fuel ratio region are calculated. The diagnosis system judges any one of normality, abnormality, and whether a hold should be put on judgment for the state of the air-fuel ratio sensor, based on the first characteristic of change of air-fuel ratio and, if it is judged that a hold should be put on judgment, judges if the state of the air-fuel ratio sensor is normal or abnormal based on the second characteristic of change of air-fuel ratio. As a result, it is possible to suppress the effects of the change of state of the exhaust purification catalyst while accurately diagnosing the abnormality of deterioration of response of a downstream side air-fuel ratio sensor. | 05-19-2016 |
20160138506 | DIAGNOSIS SYSTEM OF INTERNAL COMBUSTION ENGINE - An internal combustion engine comprises an exhaust purification catalyst arranged in an exhaust passage of the internal combustion engine and being able to store oxygen in inflowing exhaust gas and an air-fuel ratio sensor arranged at a downstream side of the exhaust purification catalyst in a direction of exhaust flow and detecting an air-fuel ratio of exhaust gas flowing out from the exhaust purification catalyst and stops or decreases a feed of fuel to a combustion chamber as fuel cut control. The abnormality diagnosis system calculates a characteristic of change of an air-fuel ratio based on an output air-fuel ratio output from the air-fuel ratio sensor at the time when the output air-fuel ratio first passes a part of an air-fuel ratio region of a stoichiometric air-fuel ratio or more after an end of the fuel cut control, and diagnoses abnormality of the air-fuel ratio sensor based on the characteristic of change of the air-fuel ratio. As a result, the diagnosis system can diagnose the abnormality of deterioration of response of the downstream side air-fuel ratio sensor when necessary without fail when performing fuel cut control. | 05-19-2016 |
Yasushi Iwazaki, Kanagawa-Ken JP
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20090089011 | Exhaust Gas Sensor Abnormality Diagnostic Device - An exhaust gas sensor abnormality diagnostic device includes an exhaust gas sensor, and a judgment means that judges whether execution conditions are established for making an abnormality diagnosis of element breakage in the exhaust gas sensor. The device also includes an abnormality diagnosis means that makes the abnormality diagnosis in accordance with an output signal generated by the exhaust gas sensor. Further, when the integrated value of intake air amounts of an internal combustion engine is not smaller than a predetermined value, the judgment means judges that the execution conditions are established. The abnormality diagnosis means cancels the establishment of the execution conditions when an intake air amount of the internal combustion engine remains less than a predetermined value for a predetermined period of time. | 04-02-2009 |
20100083635 | CATALYST MONITORING SYSTEM AND CATALYST MONITORING METHOD - The concentration of a portion of components in the hydrocarbon in exhaust gas flowing into a catalyst is detected or estimated, and the concentration of the portion of components in the hydrocarbon in the exhaust gas flowing out of the catalyst is detected. On the basis of the concentrations of the portion of components in the hydrocarbon flowing into the catalyst and the concentration of the portion of components in the hydrocarbon flowing out of the catalyst, it is determined whether or not the catalyst has been deteriorated. | 04-08-2010 |
20100168986 | APPARATUS AND METHOD FOR DETECTING ABNORMAL AIR-FUEL RATIO VARIATION AMONG CYLINDERS OF MULTI-CYLINDER INTERNAL COMBUSTION ENGINE - An apparatus for detecting abnormal air-fuel ratio variation among cylinders of a multi-cylinder internal combustion engine includes: a catalyst element that oxidizes hydrogen contained in exhaust gas to remove the hydrogen; a first air-fuel ratio sensor that detects an air-fuel ratio of exhaust gas that has not passed through the catalyst element; a second air-fuel ratio sensor that detects an air-fuel ratio of exhaust gas that has passed through the catalyst element; and a unit that determines whether abnormal air-fuel ratio variation among the cylinders has occurred based on an amount by which a value detected by the second air-fuel ratio sensor is leaner than a value detected by the first air-fuel ratio sensor | 07-01-2010 |
Yasushi Iwazaki, Ebina-Shi Kanagawa-Ken JP
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20110271665 | AIR-FUEL RATIO IMBALANCE AMONG CYLINDERS DETERMINING APPARATUS FOR AN INTERNAL COMBUSTION ENGINE - An air-fuel ratio imbalance among cylinders determining apparatus (a determining apparatus) according to an aspect of the present invention, obtains a parameter X for imbalance determination which becomes larger as a variation of an air-fuel ratio of an exhaust gas passing through a position at which the air-fuel ratio sensor is disposed becomes larger, based on an output value Vabyfs of an air-fuel ratio sensor | 11-10-2011 |
20120029792 | FUEL INJECTION AMOUNT CONTROL SYSTEM AND FUEL INJECTION AMOUNT CONTROL DEVICE FOR MULTI-CYLINDER INTERNAL COMBUSTION ENGINE - A fuel injection amount control system corrects the amount of fuel injected from each fuel injection valve in a feedback manner, based on an output value of an upstream air-fuel ratio sensor, so that the air-fuel ratio of exhaust gas flowing into a three-way catalyst coincides with a target air-fuel ratio. Also, the control system performs a high-pass filtering operation on the output value of the upstream air-fuel ratio sensor, so as to obtain a post-high-pass-filtering output value by removing a component that varies with variations in the center air-fuel ratio of the engine, from the output value of the upstream air-fuel ratio sensor. Then, the control system acquires an air-fuel ratio imbalance index value that increases as the degree of ununiformity in the air-fuel ratio among cylinders is larger, based on the post-high-pass-filtering output value. | 02-02-2012 |
20120185156 | APPARATUS FOR DETERMINING AN AIR-FUEL RATIO IMBALANCE AMONG CYLINDERS OF AN INTERNAL COMBUSTION ENGINE - An apparatus for determining an air-fuel ratio imbalance among cylinders based on an output value of an air-fuel ratio sensor, an imbalance determination parameter which becomes larger or smaller as a difference among air-fuel ratios becomes larger, and performs determining an air-fuel ratio imbalance among cylinders based on a result of a comparison between the imbalance determination parameter and a imbalance determination threshold. The determining apparatus calculates a purge correction coefficient which compensates for a change in the air-fuel ratio due to an evaporated fuel gas which is generated in a fuel tank, while the evaporated fuel gas is being introduced into an intake passage, and corrects a fuel injection amount with the purge correction coefficient FPG. | 07-19-2012 |
20120209498 | AIR-FUEL-RATIO IMBALANCE DETERMINATION APPARATUS FOR INTERNAL COMBUSTION ENGINE - An inter-cylinder air-fuel-ratio imbalance determination apparatus includes an air-fuel-ratio sensor in an exhaust passage of an engine. The air-fuel-ratio sensor functions as a limiting-current-type wide range air-fuel-ratio sensor when a voltage is applied, and functions as a concentration-cell-type oxygen concentration sensor when no voltage is applied. The determination apparatus causes the air-fuel-ratio sensor to function as the limiting-current-type wide range air-fuel-ratio sensor, and executes air-fuel ratio feedback control on the basis of the output value of the air-fuel-ratio sensor. When an imbalance determination parameter is obtained, the determination apparatus causes the air-fuel-ratio sensor to function as the concentration-cell-type oxygen concentration sensor, and obtains, as the imbalance determination parameter, a value corresponding to the differentiated value of the output value of the air-fuel-ratio sensor. The determination apparatus determines an inter-cylinder air-fuel-ratio imbalance state, when the absolute value of the imbalance determination parameter is greater than an imbalance determination threshold value. | 08-16-2012 |
20120232773 | INTER-CYLINDER AIR-FUEL RATIO IMBALANCE DETERMINATION APPARATUS FOR AN INTERNAL COMBUSTION ENGINE - An inter-cylinder air-fuel ratio imbalance determination apparatus (determination apparatus) according to the present invention obtains, based on the output value of the air-fuel ratio sensor | 09-13-2012 |
20130073184 | INTER-CYLINDER AIR-FUEL RATIO IMBALANCE DETERMINING APPARATUS FOR INTERNAL COMBUSTION ENGINE - An inter-cylinder air-fuel ratio imbalance determining apparatus for an internal combustion engine includes an air-fuel ratio sensor; fuel injection valves; an instructed fuel injection amount control unit; and an imbalance determination unit configured: to acquire a time-differential-value corresponding value that is an amount of change per predetermined time in an output value of the sensor or a detected air-fuel ratio represented by the output value; to acquire a positive gradient corresponding value based on a positive value of the time-differential-value corresponding value; to acquire a negative gradient corresponding value based on a negative value of the time-differential-value corresponding value; to determine an imbalance determination threshold based on a magnitude of a ratio of the negative gradient corresponding value to the positive gradient corresponding value; and to determine whether inter-cylinder air-fuel ratio imbalance has occurred by comparing a magnitude of the negative gradient corresponding value with the imbalance determination threshold. | 03-21-2013 |
20130253802 | INTER-CYLINDER AIR-FUEL RATIO IMBALANCE DETECTION APPARATUS FOR INTERNAL COMBUSTION ENGINE - An air-fuel ratio imbalance detection apparatus includes an air-fuel ratio sensor that is arranged in an exhaust passage of an internal combustion engine and that includes an electrode and a diffusion layer provided on the electrode; an estimating unit configured to estimate or detect an output variation amount that is an amount of variation in an output of the air-fuel ratio sensor due to an influence of a pressure pulsation of exhaust gas from the internal combustion engine; and a determination unit configured to determine whether there is an air-fuel ratio imbalance among cylinders of the internal combustion engine, on the basis of the output variation amount and a determination value based on the output of the air-fuel ratio sensor. | 09-26-2013 |
20140156205 | INTER-CYLINDER AIR-FUEL RATIO VARIATION ABNORMALITY DETECTION APPARATUS FOR MULTICYLINDER INTERNAL COMBUSTION ENGINE - A first parameter correlated with a degree of a variation in the output from the air-fuel ratio sensor is calculated. A possible range of a second parameter representing a degree of a variation in air-fuel ratio among the cylinders is determined based on the first parameter. The first parameter is calculated with an air-fuel ratio of a predetermined cylinder forcibly changed. A difference between the unchanged first parameter and the forcibly changed first parameter is determined. A first characteristic representing a relation between the second parameter and the difference is determined based on the possible range of the second parameter and the difference. One of the determination value and the first parameter calculated before the forced change is corrected based on inclination of the determined first characteristic. | 06-05-2014 |
20140283801 | INTER-CYLINDER AIR-FUEL RATIO VARIATION ABNORMALITY DETECTION APPARATUS FOR MULTICYLINDER INTERNAL COMBUSTION ENGINE - A first parameter correlated with a degree of fluctuation of output from an air-fuel ratio sensor is calculated, and whether or not the calculated first parameter has a value between a predetermined primary determination upper-limit value α1H and a primary determination lower-limit value is determined. Such forced active control as reduces an air-fuel ratio shift in one of the cylinders which is subjected to a most significant air-fuel ratio shift is performed when the calculated first parameter is determined to have a value between the predetermined primary determination upper-limit value and the primary determination lower-limit value. A first parameter is calculated while the forced active control is in execution. The calculated first parameter is compared with a predetermined secondary determination value to determine whether or not variation abnormality is present. | 09-25-2014 |
20140309907 | INTER-CYLINDER AIR-FUEL RATIO VARIATION ABNORMALITY DETECTION APPARATUS - When two abnormal cylinders are causing variation abnormality, these abnormal cylinders are identified. A parameter correlated with a degree of fluctuation of output from an air-fuel ratio sensor installed in an exhaust passage common to a plurality of cylinders is calculated. Based on the calculated parameter, inter-cylinder air-fuel ratio variation abnormality is detected. The following steps are carried out: (A) a step of forcibly changing amounts of fuel injected for two of the plurality of cylinders and calculating the parameter, (B) a step of changing the two cylinders to other two cylinders and repeating the step (A), and (C) a step of identifying two cylinders causing variation abnormality based on a plurality of the parameters calculated in the steps (A) and (B). | 10-16-2014 |
20150114376 | INTER-CYLINDER AIR-FUEL RATIO VARIATION ABNORMALITY DETECTION APPARATUS - An apparatus according to the present invention includes a control apparatus configured to detect inter-cylinder air-fuel ratio variation abnormality based on a parameter correlated with the degree of a fluctuation in output from the air-fuel ratio sensor. The control apparatus is configured to execute a step of identifying two cylinders estimated to have a deviation of the air-fuel ratio based on an output waveform from the air-fuel ratio sensor during one engine cycle, a step of performing reducing control to reduce the deviation of the air-fuel ratio on each of the two cylinders, that is, a first cylinder and a second cylinder, to calculate first and second values of the parameter, respectively, and a step of identifying one of the two cylinders having the most significant deviation of the air-fuel ratio based on the first and second values. | 04-30-2015 |
20150226105 | ABNORMALITY DETECTION APPARATUS FOR EXHAUST GAS PURIFICATION APPARATUS - An object of the present invention is to detect an abnormality in an exhaust gas purification apparatus having an NSR catalyst and an SCR catalyst disposed on a downstream side of the NSR catalyst more favorably. Air-fuel ratio reduction control is executed to reduce NO | 08-13-2015 |
20160025026 | EXHAUST GAS PURIFICATION APPARATUS FOR AN INTERNAL COMBUSTION ENGINE - The sulfur poisoning of a three-way catalyst is intended to be detected with a high degree of accuracy. It is determined whether the sulfur poisoning of the three-way catalyst is made to be recovered, or a determination is made that the degree of sulfur poisoning of the three-way catalyst is higher when the concentration of NOx detected by an NOx sensor is high than when it is low, based on the concentration of NOx downstream of the three-way catalyst after the air fuel ratio of the exhaust gas flowing into the three-way catalyst has been made to change from a rich air fuel ratio to a lean air fuel ratio and before the air fuel ratio of the exhaust gas flowing out of the three-way catalyst changes to a lean air fuel ratio. | 01-28-2016 |
20160069242 | ABNORMALITY DIAGNOSIS SYSTEM OF AIR-FUEL RATIO SENSOR - An air-fuel ratio sensor is provided in an exhaust passage of an internal combustion engine which can perform fuel cut control, and detects an air-fuel ratio of exhaust gas. The system calculates the response time of the air-fuel ratio sensor based on a changing output value of the air-fuel ratio sensor while performing or after fuel cut control, and compares the calculated response time and a threshold value to diagnose an abnormality. The abnormality diagnosis system is configured to correct the response time so that the response of the air-fuel ratio sensor is treated as becoming faster, the smaller the lean degree of the air-fuel ratio corresponding to the converged value of the air-fuel ratio sensor during fuel cut control; and diagnose an abnormality in the response of the air-fuel ratio sensor based on the corrected calculated response time and threshold value. | 03-10-2016 |
Yasushi Iwazaki, Susono-Shi JP
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20130199161 | DEVICE FOR PURIFYING EXHAUST GAS OF INTERNAL COMBUSTION ENGINE - An electronic control device calculates the maximum actual oxygen storage capacity of a catalyst. The gradient of a linear expression formed between the catalyst temperature and the maximum oxygen storage capacity of the catalyst is stored for each degradation level of the catalyst. The gradient can be learned in accordance with the same temperature of the catalyst and the maximum actual oxygen storage capacity. When the maximum actual oxygen storage capacity is calculated, it is revised in accordance with the temperature of the catalyst, a reference temperature, the linear expression, and the learned gradient. The revised maximum oxygen storage capacity which is the maximum oxygen storage capacity when the temperature of the catalyst during the same calculation period is equal to the reference temperature is then calculated. If a response delay is detected in the output of an oxygen sensor, the gradient of the learned linear expression is discarded. | 08-08-2013 |
Yasushi Iwazaki, Aichi JP
Patent application number | Description | Published |
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20160138504 | DIAGNOSIS SYSTEM OF INTERNAL COMBUSTION ENGINE - An internal combustion engine comprises an exhaust purification catalyst and an air-fuel ratio sensor arranged at a downstream side of the exhaust purification catalyst, stops or decreases a feed of fuel as fuel cut control, and controls an air-fuel ratio of exhaust gas to a rich air-fuel ratio after the end of the fuel cut control as post reset rich control. A first characteristic of change of air-fuel ratio at the time the output air-fuel ratio first passes a first air-fuel ratio region and a second characteristic of change of air-fuel ratio at the time when the output air-fuel ratio first passes a second air-fuel ratio region different from the first air-fuel ratio region are calculated. The diagnosis system judges any one of normality, abnormality, and whether a hold should be put on judgment for the state of the air-fuel ratio sensor, based on the first characteristic of change of air-fuel ratio and, if it is judged that a hold should be put on judgment, judges if the state of the air-fuel ratio sensor is normal or abnormal based on the second characteristic of change of air-fuel ratio. As a result, it is possible to suppress the effects of the change of state of the exhaust purification catalyst while accurately diagnosing the abnormality of deterioration of response of a downstream side air-fuel ratio sensor. | 05-19-2016 |
20160138506 | DIAGNOSIS SYSTEM OF INTERNAL COMBUSTION ENGINE - An internal combustion engine comprises an exhaust purification catalyst arranged in an exhaust passage of the internal combustion engine and being able to store oxygen in inflowing exhaust gas and an air-fuel ratio sensor arranged at a downstream side of the exhaust purification catalyst in a direction of exhaust flow and detecting an air-fuel ratio of exhaust gas flowing out from the exhaust purification catalyst and stops or decreases a feed of fuel to a combustion chamber as fuel cut control. The abnormality diagnosis system calculates a characteristic of change of an air-fuel ratio based on an output air-fuel ratio output from the air-fuel ratio sensor at the time when the output air-fuel ratio first passes a part of an air-fuel ratio region of a stoichiometric air-fuel ratio or more after an end of the fuel cut control, and diagnoses abnormality of the air-fuel ratio sensor based on the characteristic of change of the air-fuel ratio. As a result, the diagnosis system can diagnose the abnormality of deterioration of response of the downstream side air-fuel ratio sensor when necessary without fail when performing fuel cut control. | 05-19-2016 |
Yoshihide Iwazaki, Osaka-Shi JP
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20100101626 | SOLAR BATTERY APPARATUS, PORTABLE ELECTRONIC DEVICE, AND GLOBAL POSITIONING SYSTEM APPARATUS - A solar battery apparatus | 04-29-2010 |
20100147376 | SOLAR BATTERY DEVICE, METHOD OF PRODUCING SAME, AND ELECTRONIC DEVICE - A solar battery device includes: a substrate; a plurality of solar cells on the substrate; and a surface protector on the solar cell, so as to protect a surface of the solar battery device. The surface protector has an incident surface to which light enters, and which is subjected to an anti-reflection process for preventing reflection of the light, thereby to improve power generation efficiency. The anti-reflection process for examples gives the surface protector a saw-tooth-like shape. The surface protector is made of a synthetic resin. In this way, the present invention provides a solar battery device in which reduction in the power generation efficiency due to the surface protector or the like on the surface thereof is prevented, and which has excellent transportability and applicability to portable devices. | 06-17-2010 |
20100294342 | SOLAR CELL MODULE AND ELECTRONICS DEVICE INCLUDING THE SOLAR CELL MODULE - A solar cell module | 11-25-2010 |
Yoshiki Iwazaki, Takasaki-Shi JP
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20130241673 | ACOUSTIC WAVE DEVICE - An acoustic wave device includes: a piezoelectric film made of an aluminum nitride film containing a divalent element and a tetravalent element, or a divalent element and a pentavalent element; and an electrode that excites an acoustic wave propagating through the piezoelectric film. | 09-19-2013 |
Yoshitaka Iwazaki, Shizuoka JP
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20110047020 | SALES DATA PROCESSING APPARATUS AND SALES DATA PROCESSING METHOD - A sales data processing apparatus includes a member rank accepting unit, a point accepting unit, an extraction unit, and a calculation unit. The member rank accepting unit accepts an input of a member rank of a customer as of when a point voucher is used. The point accepting unit accepts an input of a number of points on the point voucher. The extraction unit extracts, from a storage unit which stores a point return rate defining how much should be returned in dollars for one point corresponding to a member rank, the point return rate corresponding to the member rank accepted by the member rank accepting unit. The calculation unit calculates an amount of return on the point voucher on the basis of the number of points accepted by the point accepting unit and the point return rate extracted by the extraction unit. | 02-24-2011 |
Yoshiyuki Iwazaki, Miyagi-Ken JP
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20150221426 | ROTARY INPUT DEVICE - A rotary input device includes a first annular magnetic body in which a plurality of outward protrusions protruding toward an outside in a radial direction are disposed along a circumferential direction, a second annular magnetic body in which a plurality of inward protrusions formed to oppose the outward protrusions of the first magnetic body are disposed along a circumferential direction, and a rotary knob configured to relatively rotate the first magnetic body and the second magnetic body. The first magnetic body includes a magnet in which opposing surfaces facing each other are vertically disposed and which is magnetized to two poles of an upper pole and a lower pole including the opposing surfaces, a pair of yokes that interposes the opposing surfaces of the magnet vertically, and the outward protrusion formed on the pair of yokes. | 08-06-2015 |