Patent application number | Description | Published |
20080212155 | Optical scanning device and image forming apparatus using the same - An optical scanning device including a light beam emission unit configured to emit a light beam, a main scanning line deflection unit configured to deflect the light beam in a main scanning direction to emit a scanning beam, a scanning lens configured to focus the scanning beam in the main scanning direction and a sub-scanning direction, a reflective optical element configured to deflect the scanning beam, a tilt adjustment unit configured to change a position of the reflective optical element to adjust a tilt of a scanning line of the scanning beam irradiating a target to be irradiated, and a curve adjustment unit configured to bend the reflective optical element to adjust a curve in the scanning line of the scanning beam irradiating the target to be irradiated. | 09-04-2008 |
20130070042 | Image Forming Apparatus And Optical Scanning Unit - An optical scanning unit may include a light source unit configured to emit a light beam, an optical housing configured to receive and support the light source unit, an optical device configured to deflect the light beam and to focus the light beam on a light receiving member, and a fixing member configured to fix the light source unit to the optical housing by applying pressure to the light source unit, wherein the pressure is applied in a direction, which is substantially perpendicular to an optical axis direction of the light source unit. | 03-21-2013 |
20130176602 | LIGHT BEAM SCANNING DEVICE, IMAGE FORMING APPARATUS, AND SCANNING LINE ADJUSTING METHOD - A light beam scanning device scans a luminous flux irradiated from a light source and deflected by a deflector to a scanned surface through an optical system having a set of mirrors. A apparatus, such as the light beam scanning device, further includes a scanning line curve adjusting device to bend a first mirror of the set of mirrors so as to correct a curve in a scanning line on the scanned surface, and a scanning line tilt adjusting device to change orientation of a second mirror of the set of mirrors so as to correct a tilt in the scanning line on the scanned surface. The light beam scanning device may be provided in an image forming apparatus. | 07-11-2013 |
Patent application number | Description | Published |
20150055993 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a fixing rotator and an opposed rotator disposed opposite the fixing rotator to form a fixing nip therebetween through which a recording medium bearing a toner image is conveyed. A heater disposed opposite the fixing rotator heats the fixing rotator. A nip formation pad disposed opposite an inner circumferential surface of the fixing rotator includes a decreased thermal conduction portion having a decreased thermal conductivity to conduct heat in a thickness direction of the nip formation pad perpendicular to an axial direction of the fixing rotator and an increased thermal conduction portion having an increased thermal conductivity to conduct heat in the thickness direction of the nip formation pad. The increased thermal conduction portion is disposed opposite an overheating span of the fixing rotator in the axial direction thereof where the fixing rotator is susceptible to overheating. | 02-26-2015 |
20150055994 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a fixing rotator rotatable in a predetermined direction of rotation and an opposed rotator disposed opposite the fixing rotator to form a fixing nip therebetween through which a recording medium bearing a toner image is conveyed. A heater is disposed opposite the fixing rotator to heat the fixing rotator. A nip formation pad is disposed opposite an inner circumferential surface of the fixing rotator. The nip formation pad includes a base, a first thermal conductor sandwiched between the base and the fixing rotator and having a first thermal conductivity greater than a thermal conductivity of the base, and a bulge projecting from the first thermal conductor toward the opposed rotator at a downstream end of the first thermal conductor in a recording medium conveyance direction. | 02-26-2015 |
20150110531 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a fixing rotator and a pressure rotator pressed against a nip formation pad via the fixing rotator to form a fixing nip between the fixing rotator and the pressure rotator, through which a recording medium is conveyed. The nip formation pad includes an increased thermal conduction portion having an increased thermal conductivity and a decreased thermal conduction portion having a decreased thermal conductivity and being inboard from the increased thermal conduction portion in the axial direction of the fixing rotator. The increased thermal conduction portion is disposed opposite a non-conveyance span of the fixing rotator where the recording medium is not conveyed and includes an inboard edge inboard from a lateral edge of the recording medium toward a center of the recording medium in the axial direction of the fixing rotator by a predetermined first distance. | 04-23-2015 |
20150125193 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a fixing rotator, a nip formation pad disposed opposite an inner circumferential surface of the fixing rotator, and a pressure rotator pressed against the nip formation pad via the fixing rotator to form a fixing nip between the fixing rotator and the pressure rotator, through which a recording medium is conveyed. A support is disposed opposite the pressure rotator via the nip formation pad to support the nip formation pad against pressure from the pressure rotator. The nip formation pad conducts heat in a thickness direction thereof perpendicular to an axial direction of the fixing rotator and a recording medium conveyance direction. The nip formation pad includes a multi-conductivity layer having a thermal conductivity varying in the axial direction of the fixing rotator and a support side layer contacting the support and having a thermal conductivity greater than a thermal conductivity of the support. | 05-07-2015 |
20150205241 | IMAGE FORMING APPARATUS - An image forming apparatus includes a storage to store recording media, a smoothness detector to detect smoothness of the recording media, a memory unit to store smoothness values detected by the smoothness detector, a transfer device to transfer a toner image onto the recording media, a fixing device to fix the toner image onto the recording media, a temperature controller to determine a target fixing temperature for a second and subsequent recording media based on a predicted value calculated from the smoothness values, and a processor to reset the smoothness values in response to detection of an external factor that causes the smoothness detector to provide a smoothness value out of a predetermined range of the predicted value during an image forming operation from when the processor receives a sheet-feeding permission signal of one of the recording media stored in the storage until the recording medium is ejected. | 07-23-2015 |
Patent application number | Description | Published |
20080307522 | Data Management Method, Program For the Method, and Recording Medium For the Program - When user data and a program stored in a computer is recorded into an electronic recording medium by a recording device connected to the computer and carried outside, its recording is limited. The data management program stored in a computer has a function used when writing data from the computer onto the recording medium, for authenticating a user and disabling a person other than the authorized person to perform writing. The data management program authenticates whether the user is an authorized person by using a USB memory containing a secret key for authentication. | 12-11-2008 |
20090193524 | ELECTRONIC COMPUTER DATA MANAGEMENT METHOD, PROGRAM, AND RECORDING MEDIUM - The present invention provides a data management program for performing monitoring so that user data provided to the client cannot be copied and utilized for a purpose other than the intended purpose. | 07-30-2009 |
20090316181 | PRINTING CONTROL PROGRAM AND PROGRAM RECORDING MEDIA - [Task] When data is printed to a printing device from a computer, the printing is approved or not approved according to the data contents. | 12-24-2009 |
20100162273 | MONITORING METHOD, MONITORING SYSTEM, SYSTEM PROGRAM AND RECORDING MEDIUM HAVING PROGRAM RECORDED THEREON - [Problem] A screen image for monitoring the usage state of a client computer is acquired, the acquired screen image is efficiently stored, and the stored screen image can be easily searched. | 06-24-2010 |
Patent application number | Description | Published |
20100176472 | NONVOLATILE MAGNETIC MEMORY DEVICE - A nonvolatile magnetic memory device having a magnetoresistance-effect element includes: (A) a laminated structure having a recording layer in which an axis of easy magnetization is oriented in a perpendicular direction; (B) a first wiring line electrically connected to a lower part of the laminated structure; and (C) a second wiring line electrically connected to an upper part of the laminated structure, wherein a high Young's modulus region having a Young's modulus of a higher value than that of a Young's modulus of a material forming the recording layer is provided close to a side surface of the laminated structure. | 07-15-2010 |
20110059557 | METHOD OF MANUFACTURING NONVOLATILE MEMORY DEVICE - A method of manufacturing a nonvolatile memory device having a laminated structure in which a first magnetic material layer, a tunnel insulator film, and a second magnetic material layer are sequentially laminated, in which information is stored when an electric resistance value changes depending on a magnetization reversal state is disclosed. The method includes the steps of: sequentially forming the first magnetic material layer, the tunnel insulator film, and the second magnetic material layer; forming a mask layer on the second magnetic material layer; oxidizing a part uncovered by the mask layer of the second magnetic material layer; and reducing the oxidized part of the second magnetic material layer. | 03-10-2011 |
20140131822 | NONVOLATILE MAGNETIC MEMORY DEVICE - A nonvolatile magnetic memory device having a magnetoresistance-effect element includes: (A) a laminated structure having a recording layer in which an axis of easy magnetization is oriented in a perpendicular direction; (B) a first wiring line electrically connected to a lower part of the laminated structure; and (C) a second wiring line electrically connected to an upper part of the laminated structure, wherein a high Young's modulus region having a Young's modulus of a higher value than that of a Young's modulus of a material forming the recording layer is provided close to a side surface of the laminated structure. | 05-15-2014 |
20140346624 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes: a first member including a selection transistor on a front surface side of a first substrate; and a second member including a resistance change device and a connection layer that comes in contact with the resistance change device, the connection layer being bonded to a back surface of the first member. | 11-27-2014 |
20150048328 | DISPLAY UNIT, METHOD OF MANUFACTURING DISPLAY UNIT, AND ELECTRONIC APPARATUS - A display unit includes a plurality of first electrodes provided to respective pixels; an insulating layer having an opening facing each of the first electrodes and having an overhang at an edge of the opening; a charge injection-transport layer being cut or having higher resistance at the overhang of the insulating layer to exhibit one or both of a charge injection property and a charge transport property; an organic layer including one light-emitting layer or a plurality of light-emitting layers common to all of the pixels; and a second electrode formed on an entire surface of the organic layer, the first electrodes, the insulating layer, the charge injection-transport layer, the organic layer, and the second electrode being disposed in this order from a substrate side. | 02-19-2015 |
Patent application number | Description | Published |
20090311020 | AUTO DOCUMENT FEEDING DEVICE AND FEEDING METHOD - An auto document feeding device of an embodiment includes triple paper discharge rollers forming an upper paper discharge port for discharging a document at the time of one-sided reading and a lower paper discharge port for discharging a document reversed at the time of both-sided reading. A flap which covers the lower discharge port by its own weight and opens the lower discharge port by being pressed by the document discharged from the lower discharge port is provided on a shaft member of the triple paper discharge rollers. | 12-17-2009 |
20110007370 | AUTO DOCUMENT FEEDING DEVICE - An auto document feeding device includes: a carrying member configured to carry an original from an original setting unit to an image scanning unit; a fixed guide unit configured to change a carrying direction of the original, at between the carrying member and the image scanning unit; a movable guide unit which is movable between the fixed guide unit and the carrying member; and a paper discharge unit configured to discharge the original which passed through the image scanning unit. | 01-13-2011 |
20120091651 | AUTO-DOCUMENT FEEDER AND DOCUMENT FEEDING METHOD - An auto-document feeder includes: a document placing section on which an original document is placed; a sheet detection sensor configured to detect the original document, length in a feeding direction of the original document being first length larger than second length; a length detection sensor configured to detect the length of the original document while the original document is fed; a first feeding path for feeding the original document to a reading section for reading an image of the original document; a second feeding path for feeding the original document to the reading section, the second feeding path being different from the first feeding path; a switching section configured to selectively switch the first feeding path and the second feeding path; and a control section configured to divert, with the switching section, the original document to the first feeding path if the sheet detection sensor detects the original document. | 04-19-2012 |
20120112401 | AUTO-DOCUMENT FEEDER AND IMAGE READING APPARATUS - An auto-document feeder includes: a paper feeding section configured to feed original documents one by one; a first feeding section configured to feed the fed original document through a first feeding path; a second feeding section configured to feed the fed original document through a second feeding path; a third feeding section configured to alternately nip one by one the fed original documents; a determining section configured to determine that the original document is nipped by the third feeding section; and a document diverting and feeding section configured to alternately divert and feed, into the first feeding path and the second feeding path, the fed original documents and, if the preceding original document is present, after the preceding original document is detected by the determining section, feed the following original document into the first or second feeding path into which the preceding original document is not fed. | 05-10-2012 |
20120308285 | AUTO-DOCUMENT FEEDER AND AUTO-DOCUMENT FEEDING METHOD - An auto-document feeder includes plural conveying sections which have different paths to reach an image scanning section configured to scan an image on a document from a paper feeding section and which guide the document to the image scanning section, a scanning conveying section configured to alternately nip the documents one by one fed by the plural conveying sections and feed the documents in a direction of a paper discharge section through the image scanning section, a gate section which directs the documents to one of the plural conveying sections, and a detecting section configured to detect if a document is fed by the paper feeding section. | 12-06-2012 |
Patent application number | Description | Published |
20100330492 | CARRIER FOR ELECTROSTATIC DEVELOPMENT, DEVELOPER FOR ELECTROSTATIC DEVELOPMENT, DEVELOPER CARTRIDGE FOR ELECTROSTATIC DEVELOPMENT, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS - The invention provides a carrier for electrostatic development, including ferrite particles and a coating layer including a resin having a cycloalkyl group, the ferrite particles including strontium in an amount of from about 0.1% by weight to about 1.0% by weight and having a BET specific surface area of from about 0.13 m | 12-30-2010 |
20110020747 | ELECTROPHOTOGRAPHIC CARRIER, ELECTROPHOTOGRAPHIC DEVELOPER, PROCESS CARTRIDGE AND IMAGE FORMING DEVICE - An electrophotographic carrier includes a magnetic core material and a resin layer that coats the magnetic core material, the resin layer comprising a resistance control agent and a polymer including a repeating unit derived from an alicyclic group-containing methacrylic ester, the resin layer including a monomer as a base material of the repeating unit in the polymer in an amount of from about 0.5% by weight to about 3.0% by weight relative to the total amount of the resin layer. | 01-27-2011 |
20110045399 | ELECTROSTATIC IMAGE DEVELOPING CARRIER, ELECTROSTATIC IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS - An electrostatic image developing carrier includes a ferrite particle and a resin layer that coats the ferrite particle, wherein a magnesium element content of the ferrite particle is from about 3.0% by weight to about 20.0% by weight; wherein a manganese element content of the ferrite particle is from about 0.2% by weight to about 0.8% by weight; and wherein a content of toluene is more than about 100 ppm and not more than about 2,000 ppm. | 02-24-2011 |
20110236813 | ELECTROPHOTOGRAPHIC DEVELOPER, DEVELOPER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An electrophotographic developer is provided which includes: a toner that includes toner base particles and an external additive attached to a surface of the toner base particles and has an amount of Al on the surface of the toner base particles of from about 0.002 to about 0.02 atm %; and a carrier that includes magnetic particles and a coating resin layer that coats the magnetic particles, the coating resin layer including particles with a volume-average particle diameter of from about 80 to about 800 nm, such as organic particles or inorganic particles having an organic layer on a surface of the inorganic particles, the carrier satisfying any one of the following formulas, where SP1, SP2 and SP3 represent a solubility parameter of resin of the coating resin layer, the organic particles, and the organic layer respectively: | 09-29-2011 |
20110236820 | ELECTROSTATIC CHARGE IMAGE DEVELOPMENT CARRIER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image development carrier includes magnetic core particles and a resin coating layer that contains titanium dioxide particles doped with niobium and coats each of the magnetic core particles. | 09-29-2011 |
20120322004 | ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, METHOD OF PRODUCING ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, ELECTROSTATIC CHARGE IMAGE DEVELOPING DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing carrier includes a core particle and a coating layer with which the surface of the core particle is coated. The coating layer includes an acrylic resin having a constituent unit in which a silicone chain is disposed in a branch. | 12-20-2012 |
20130040236 | CARRIER FOR TWO-COMPONENT DEVELOPER, TWO-COMPONENT DEVELOPER, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - A carrier for a two-component developer includes magnetic particles, and a resin coating layer that covers the magnetic particles. The resin coating layer contains metal boride particles having a volume average primary particle diameter of from about 300 nm to about 2,500 nm. | 02-14-2013 |
20140051022 | ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing carrier includes a core particle that has a BET specific surface area of from 0.15 m | 02-20-2014 |
Patent application number | Description | Published |
20090080789 | Projection display and projection display control program - A projection display may include a frame rate conversion section selectively performing a first frame rate conversion process or a second frame rate conversion process, an image process section selectively performing a black insertion process or a pair-frames gamma process, and outputting a result as a pair of consecutive image frames, a projection display section projecting and displaying an image on the basis of the video signal processed by the frame rate conversion section or the image process section, and a control section controlling the frame rate conversion section or the image process section according to a selected operation on a menu screen, where the control section performs the user interface function so that the black insertion process or the pair-frames gamma process by the image process section is selected with priority over the first frame rate conversion process by the frame rate conversion section. | 03-26-2009 |
20090207308 | Electronic device, display system, transmission method and display method - An electronic device includes an HDMI output terminal connectable to one of a first HDMI input terminal and a second HDMI input terminal of an external device, the first and second HDMI input terminals having a first physical address and a second physical address assigned thereto, respectively, a detection means for detecting a connection of the HDMI output terminal to one of the first and second HDMI input terminals, a read means for reading the first physical address from the external device when the connection of the HDMI output terminal to the first HDMI input terminal is detected and reading the second physical address from the external device when the connection of the HDMI output terminal to the second HDMI input terminal is detected, and a transmission means for transmitting one of the read first and second physical addresses to the external device via the HDMI output terminal. | 08-20-2009 |
20110043704 | IMAGE DISPLAY DEVICE, IMAGE DISPLAY METHOD, AND IMAGE PROCESSING DEVICE - An image display device includes: an image projecting unit for externally performing enlargement projection of a main-image signal; a basic-property selecting unit for selecting a predetermined basic-gamma property from multiple basic-gamma properties of the main-image signal; a correction-property selecting unit for selecting a predetermined correction-gamma property from multiple correction-gamma properties of the main-image signal; a gamma-property calculating unit for calculating a gamma property for each signal level of the main-image signal based on the selected basic-gamma and correction-gamma properties; a gamma correcting unit for subjecting the main-image signal to gamma correction based on the calculated gamma property; an operating unit for outputting a first signal corresponding to a user's basic-gamma-property selection operation, and a second signal corresponding to a user's correction-gamma-property selection operation; and a control unit for controlling each of the selection operations of the predetermined basic-gamma and correction-gamma properties based on the first and second signals. | 02-24-2011 |
20130155322 | DISPLAY DEVICE, DISPLAY METHOD, TRANSMITTING DEVICE AND TRANSMITTING METHOD - Provided a display device including a receiving unit that receives image data of a predetermined format for each frame; an additional information detection unit that detects an additional information disposed in a specific position of the image data of one frame received by the receiving unit; a synthesis unit that extracts division images of a still image disposed in the image data of one frame received by the receiving unit, synthesizes the extracted division images based on the additional information and assembles the still image greater than the number of pixels of the image data of one frame; and a display unit that displays the still image synthesized by the synthesis unit. | 06-20-2013 |
Patent application number | Description | Published |
20110236810 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS - The electrophotographic photoreceptor includes a substrate and a photosensitive layer disposed on the substrate, wherein a surface layer of the electrophotographic photoreceptor contains fluorine-containing polymer particles and a dispersion aid for the fluorine-containing polymer particles, and the surface layer has convex portions with diameters of from 200 μm to 500 μm spaced at an average interval of from 600 μm to 950 μm. | 09-29-2011 |
20140044456 | CONDUCTIVE SUPPORT FOR ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE - A conductive support for an electrophotographic photoreceptor contains aluminum, in which the conductive support has a Young's modulus of from 32,000 MPa to 55,000 MPa. | 02-13-2014 |
20140045109 | CYLINDRICAL MEMBER, CYLINDRICAL MEMBER FOR IMAGE FORMING APPARATUS, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE - A cylindrical member includes aluminum, and has an average area of crystal particles of an outer circumferential surface which is smaller than an average area of crystal particles of an inner circumferential surface. | 02-13-2014 |
20140045110 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An electrophotographic photoreceptor includes a cylindrical conductive substrate that is formed of a metal or an alloy and has an average area of crystal grains of 100 μm | 02-13-2014 |
20140045112 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE - Provided is an electrophotographic photoreceptor including a conductive substrate having a centerline average roughness (Ra) of from 1.0 μm to 1.7 μm and a maximum height (Rmax) of from 3.0 μm to 4.0 μm as a surface roughness; and a photosensitive layer disposed on the conductive substrate, in which the outermost surface layer contains fluorine-containing particles. | 02-13-2014 |