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Akira Takahashi

Akira Takahashi, Nagoya-City JP

Patent application numberDescriptionPublished
20080213142MEMBRANE REACTOR FOR SHIFT REACTION - There is disclosed a membrane reactor 09-04-2008
20110105303ZEOLITE STRUCTURE AND METHOD FOR PRODUCING THE SAME - A zeolite structure which has partition walls composed of a zeolite ion-exchanged with a metal ion and forming a plurality of cells extending from one end face of the zeolite structure to its other end face and functioning as a passage of fluid and which has a honeycomb shape, wherein the content per unit zeolite amount of the metal ion in the surface portion of the partition wall is larger than the content per unit zeolite amount of the metal ion in the inner portion of the partition wall and is preferably 1.1 to 5.0 times the content per unit zeolite amount of the metal ion in the inner portion of the partition wall.05-05-2011

Patent applications by Akira Takahashi, Nagoya-City JP

Akira Takahashi, Nara-Shi JP

Patent application numberDescriptionPublished
20110096644OPTICAL DISK AND OPTICAL RECORDING/REPRODUCING DEVICE - A small-sized, large-capacity optical disk is provided which is superior in portability. The optical disk has a diameter less than 64 mm and a thickness less than 0.8 mm. Tracks are formed with a pitch less than 0.6 μm, and the record area is divided into a plurality of zones alone the radium. The optical disk can store more than 650 MB of compressed data.04-28-2011

Akira Takahashi, Osaka JP

Patent application numberDescriptionPublished
20090009091LIGHTING UNIT AND DISCHARGE LAMP - Provided is a lighting unit and a discharge lamp each of which is capable of causing a capacitor to break down by heat generated in a heat generating component, so that circuit operation is safely terminated without any additional cost. A compact self-ballasted fluorescent lamp is provided with a lighting unit (01-08-2009
20090200909SINGLE BASE FLUORESCENT LAMP AND ILLUMINATION DEVICE - The present invention provides a single base fluorescent lamp of a bulb-type or the like that is capable of achieving a peak luminous flux output value when used in a lighting fixture. That is, a lamp (08-13-2009
20100320910LIGHTING UNIT AND DISCHARGE LAMP - Provided is a lighting unit and a discharge lamp each of which is capable of causing a capacitor to break down by heat generated in a heat generating component, so that circuit operation is safely terminated without any additional cost. A compact self-ballasted fluorescent lamp is provided with a lighting unit (12-23-2010
20110089850LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREFOR - In a light emitting device, a P-type first region (04-21-2011
20120065189HETEROCYCLIC COMPOUNDS FOR THE TREATMENT OF STRESS-RELATED CONDITIONS - The present invention provides a novel heterocyclic compound. A heterocyclic compound represented by general formula (1) wherein, R03-15-2012
20120069593VEHICLE HEADLAMP AND ILLUMINATION DEVICE - A headlamp includes: a laser diode for emitting a laser beam; a light-emitting section for emitting light by being excited by a laser beam emitted from the laser diode; a reflection mirror for reflecting the light emitted from the light-emitting section so as to form a bundle of rays which travel within a predetermined solid angle; and a first maneuvering section for maneuvering at least the reflection mirror so as to move an optical axis direction of the light reflected by the reflection mirror to a predetermined direction.03-22-2012

Patent applications by Akira Takahashi, Osaka JP

Akira Takahashi, Niigata-Ken JP

Patent application numberDescriptionPublished
20100270865MAGNETIC COUPLING TYPE ISOLATOR - A magnetic coupling type isolator includes: a magnetic field generator for generating an external magnetic field by an input signal; a magnetoresistive element for detecting the external magnetic field and converting the detected magnetic field into an electric signal, the magnetoresistive element being electrically insulated from the magnetic field generator and positioned in a location capable of being magnetically coupled so as to be overlapped with the magnetic field generator as seen in a top plan view; and first and second shield films overlapped with the magnetic field generator and the magnetoresistive element as seen in a top plan view, wherein a distance between the magnetoresistive element and the second shield film is set to 8 to 100 μm.10-28-2010
20100270866MAGNETIC COUPLING TYPE ISOLATOR - A magnetic coupling type isolator includes: a magnetic field generator for generating an external magnetic field by an input signal; a magnetoresistive element for detecting the external magnetic field and converting the detected magnetic field into an electric signal, the magnetoresistive element being electrically insulated from the magnetic field generator and positioned in a location capable of being magnetically coupled so as to be overlapped with the magnetic field generator as seen in a top plan view; first and second shield films overlapped with the magnetic field generator and the magnetoresistive element as seen in a top plan view; and a third shield film disposed to surround the magnetoresistive element.10-28-2010
20110080165MAGNETIC BALANCE TYPE CURRENT SENSOR - A magnetic balance type current sensor measures a measured current which flows in a feedback coil when electrical conduction is provided by a voltage difference according to an induction magnetic field from the measured current and an equilibrium state is reached in which the induction magnetic field and a cancel magnetic field cancel each other. Sensor elements in a pair are arranged at positions with magnetic field from the measured current. The magnetization direction of the pinned magnetic layer in the magnetoresistive effect element of one sensor element is aligned in a forward direction with respect to the magnetic field formed by the measured current. The magnetization direction of the pinned magnetic layer in the magnetoresistive effect element of the other sensor element is aligned in a reverse direction with respect to the magnetic field formed by the measured current.04-07-2011
20110156798ALPS GREEN DEVICES CO., LTD. - Magnetoresistive effect elements R06-30-2011
20110221435MAGNETIC SENSOR AND MAGNETIC BALANCE TYPE CURRENT SENSOR INCLUDING THE SAME - A magnetic sensor includes a magnetoresistance effect element and a hard bias layer. The magnetoresistance effect element is configured to have a striped form which has a sensitivity axis in a predetermined direction, and configured to have a structure in which a free magnetic layer, in which magnetization varies with respect to an external magnetic field, a non-magnetic layer, and a fixed magnetic layer, in which the magnetization is fixed, are laminated. The hard bias layer is disposed in a longitudinal direction of the striped form, disposed outside of the magnetoresistance effect element to be separated from the magnetoresistance effect element.09-15-2011
20110221436CURRENT SENSOR - A current sensor including a magnetic detecting bridge circuit which is constituted of four magneto-resistance effect elements with a resistance value varied by application of an induced magnetic field from a current to be measured, and which has an output between two magneto-resistance effect elements. The four magneto-resistance effect elements have the same resistance change rate, and include a self-pinned type ferromagnetic fixed layer which is formed by anti-ferromagnetically coupling a first ferromagnetic film and a second ferromagnetic film via an antiparallel coupling film therebetween, a nonmagnetic intermediate layer, and a soft magnetic free layer. Magnetization directions of the ferromagnetic fixed layers of the two magneto-resistance effect elements providing the output are different from each other by 180°. The magnetic detecting bridge circuit has wiring symmetrical to a power supply point.09-15-2011
20120062215MAGNETIC-BALANCE-SYSTEM CURRENT SENSOR - A magnetic-balance-system current sensor includes: a magnetoresistive element, a resistance value of the magnetoresistive element being changed by applying an induction magnetic field generated by a measurement target current; magnetic cores disposed near the magnetoresistive element; a feedback coil disposed near the magnetoresistive element and configured to generate a cancelling magnetic field that cancels out the induction magnetic field; and a magnetic-field detecting bridge circuit having two outputs. The measurement target current is measured on the basis of a current flowing through the feedback coil when the induction magnetic field and the induction magnetic field and the cancelling magnetic field cancel each other out. The feedback coil, the magnetic cores, and the magnetic-field detecting bridge circuit are formed on a same substrate. The feedback coil is of a spiral type, and the magnetic cores are provided above and below the feedback coil.03-15-2012
20120062224MAGNETIC BALANCE TYPE CURRENT SENSOR - A magnetic balance type current sensor includes a magnetoresistance effect element whose resistance value changes owing to the application of an induction magnetic field from a current to be measured; a feedback coil disposed in the vicinity of the magnetoresistance effect element and generating a cancelling magnetic field cancelling out the induction magnetic field; a magnetic field detection bridge circuit including two outputs causing a voltage difference corresponding to the induction magnetic field to occur; and a magnetic shield attenuating the induction magnetic field and enhancing the cancelling magnetic field, wherein, on the basis of the current flowing through the feedback coil at the time of an equilibrium state in which the induction magnetic field and the cancelling magnetic field are cancelled out, the current to be measured is measured, wherein the feedback coil, the magnetic shield, and the magnetic field detection bridge circuit are formed on a same substrate.03-15-2012
20120306491MAGNETIC BALANCE TYPE CURRENT SENSOR - A magnetic balance type current sensor of the present invention includes a magnetic field detection bridge circuit including four magnetoresistance effect elements whose resistance values change owing to application of an induction magnetic field from a current to be measured. Each of the four magnetoresistance effect elements includes a ferromagnetic fixed layer formed by causing a first ferromagnetic film and a second ferromagnetic film to be antiferromagnetically coupled to each other via an antiparallel coupling film, a non-magnetic intermediate layer, and a soft magnetic free layer. The first and second ferromagnetic films are approximately equal in Curie temperature to each other, a difference in magnetization amount therebetween is substantially zero, and the magnetization directions of the ferromagnetic fixed layers of three magnetoresistance effect elements are different by 180 degrees from the magnetization direction of the ferromagnetic fixed layer of the remaining one magnetoresistance effect element.12-06-2012

Patent applications by Akira Takahashi, Niigata-Ken JP

Akira Takahashi, Tochigi-Ken JP

Patent application numberDescriptionPublished
20090028353ACTIVE SOUND EFFECT GENERATING APPARATUS - An active sound effect generating apparatus includes a controller (a fourth acoustic adjuster and a fifth acoustic adjuster) which determines the amplitude of a control signal by adjusting the amplitudes of reference signals (intermediate signals) depending on an engine rotational frequency change [Hz/second] calculated by an engine rotational frequency change calculator and an accelerator opening [%] detected by an accelerator opening sensor.01-29-2009
20090067638VEHICULAR ACTIVE VIBRATORY NOISE CONTROL APPARATUS - A subtractor subtracts a first control signal output from a first bandpass filter from an error signal, and supplies a differential signal to a second bandpass filter. The second bandpass filter, which has a central frequency of 70 Hz, is affected by an operation of the first bandpass filter, i.e., a first control signal, which has a central frequency of 40 Hz. The first bandpass filter is not affected by an operation of the second bandpass filter, i.e., the second control signal.03-12-2009
20110075854ACTIVE NOISE CONTROLLER - On an active noise controller, an adjustment reference signal generator generates an adjustment reference signal Sra by reading the waveform data sequentially at a read location shifted by a given amount from a read location for a reference signal Sr with respect to the waveform data at a reference signal generator. A one-tap adaptive filter generates a control signal Scp by multiplying the adjustment reference signal Sra by a filter factor W. A gain controller outputs a compensation control signal Sca generated by multiplying the control signal Scp by gain G. A speaker outputs the compensation control signal Sca as a cancellation sound.03-31-2011
20110123042ACTIVE VIBRATION/NOISE CONTROL DEVICE - An active vibration/noise control device which is provided with a plurality of cancel signal generation parts for generating output signals for respectively cancelling noises generated at a plurality of vibration/noise generation sources. The effect of the suspension of either of first and second cancel signal generation parts on the other is reduced. According to the operating state of the first cancel signal generation part, the simulated transmission properties of the second cancel signal generation part are adjusted. Consequently, without regard to the operating state of the first cancel signal generation part, the noise control performance of the second cancel signal generation part can be maintained.05-26-2011
20110206213ACTIVE TYPE ACOUSTIC CONTROL SYSTEM - In an acoustic control system an operation range of an active type noise control device (an ANC device) and an operation range of an active type effect sound control device (an ASC device) are exchanged in accordance with the number of working cylinders of an engine.08-25-2011

Patent applications by Akira Takahashi, Tochigi-Ken JP

Akira Takahashi, Nisshin-City JP

Patent application numberDescriptionPublished
20110069766METHOD OF COMMUNICATING WITH USING ELECTRIC POWER LINE FOR MOBILE BODY - A method of communicating with using an electric power line for a mobile body so that a first device transmits first information to a second device includes: coupling the first device with multiple first coupling points in an electric power line network; coupling the second device with multiple second coupling points; transmitting second information about transmission characteristics from the second device to the first device; modulating multiple transmission waves to be transmitted from the first device via the transmission points by the first device with using a transmission diversity method based on the second information; and demodulating multiple reception waves received by the second device via the reception points by the second device with using a reception diversity method.03-24-2011
20110128139Information presentation apparatus - An information presentation apparatus includes an action determination section to execute a determination as to whether a driver becomes aware of an attention-seeking display sign or an alarm display sign, and an information presentation control circuit to cause a display device to perform a display changeover to change a display mode of an attention-seeking display sign or alarm display sign into an attenuation display mode based on an affirmative result from the determination by the action determination section. Herein, the action determination section executes the above determination based on reference information such as driver action confirmation information or vehicle information, which is a signal generated by a switch manipulation or a driving operation of the driver when noticing the attention-seeking display sign or alarm display sign displayed in the display device.06-02-2011
20110204716OPERATION CONTROL SYSTEM - In an operation control system, when a selection manipulation for blinking one of turn lamps is inputted using an in-vehicle combination switch, a frequency signal corresponding to the selection manipulation is outputted from a signal oscillation section to a signal transformation section via a common control line. In addition, the signal transformation section causes, out of two individual signal lines, an individual signal line corresponding to the inputted frequency signal to be in an active state. One of driver sections blinks one of turn lamps corresponding to the individual signal line being in the active state. It is noted that a drive control section stops temporarily operations of the turn lamps while both the input signal lines are in the active state.08-25-2011
20110205035POWER LINE COMMUNICATION SYSTEM - A power line communication system includes a plurality of communication nodes, a communication line coupling the communication nodes, a direct current power line coupling a connection point of the communication line with one of a positive terminal of a battery and a supply terminal of a load, and a capacitor coupled between the direct current power line and a ground. The communication nodes communicate with each other by superimposing a high frequency signal having a wavelength of λ to the communication line. The capacitor is coupled with the direct current power line at a position where a line length from the connection point is (n×λ/2+λ/4), where n is a natural number including zero.08-25-2011
20110307123ELECTRIC POWER LINE COMMUNICATION SYSTEM FOR VEHICLE - An in-vehicle electric power line communication system includes: a pair of direct current electric power lines functioning as electrically equilibrated communication lines; multiple communication devices communicating with each other via the communication lines; and an ignition switch. Each communication device applies a high frequency signal to the communication lines so that equilibrium communication is performed. One communication line starts and stops supplying direct current electricity according to a status of the ignition switch. Each communication device detects an electric potential of the one communication line or a potential difference between the direct current electric power lines. Each communication device determines the operation status of the vehicle based on the electric potential or the potential difference. Each communication device performs the equilibrium communication according to the operation status of the vehicle.12-15-2011

Akira Takahashi, Tokyo JP

Patent application numberDescriptionPublished
20090051434SIGNAL TRANSFER CIRCUIT AND CIRCUIT DEVICE USING SAME - A signal transfer circuit appropriate for use in realizing both high circuit stability and high current driving ability is disclosed. Signal transfer circuit A has current transfer circuit 02-26-2009
20090202859COMPOSITE COATED ZING-CONTAINING PLATED STEEL MATERIAL SUPERIOR IN CORROSION RESISTANCE, BLACKENING RESISTANCE, COATING ADHESION, AND ALKALI RESISTANCE - The present invention provides a composite coated zinc-containing plated steel material different from the plated steel materials treated by conventional chromate replacement technologies and superior in all of corrosion resistance, blackening resistance, coating adhesion, and alkali resistance. The composite coated zinc-containing plated steel material of the present invention is characterized by having a composite coating formed by coating and drying on the surface of a plated steel material a treatment solution containing a basic zirconium compound, vanadyl (VO08-13-2009
20100014983TURBINE BLADE - The present invention provides a turbine blade that is exposed to a high temperature atmosphere at relatively high temperatures and to a low temperature atmosphere at relatively low temperatures, including: a concave-curve-like pressure surface that is concaved along a flow direction of fluid; a convex-curve-like suction surface that is convexed along the flow direction of the fluid; and a concave and convex formation device which causes a concave and convex portion along the flow of the fluid to appear on the suction surface when the turbine blade is exposed to the low temperature atmosphere, and which turns the suction surface into a smooth surface along a convex curve surface of the suction surface when the turbine blade is exposed to the high temperature atmosphere. With this construction, it is possible to reduce a pressure loss of the turbine blade at high Reynolds numbers in the low temperature atmosphere without increasing a pressure loss of the turbine blade at low Reynolds numbers in the high temperature atmosphere.01-21-2010
20100172749WALL OF TURBO MACHINE AND TURBO MACHINE - The invention relates to wall of a turbo machine having a cascade of blades. The wall includes: a first platform facing a first passage between blades in the cascade of blades; and a second platform facing a second passage between adjacent cascade of blades on an upstream side and cascade of blades on a downstream side, and having a circumferential outline having a distribution of radial positions. According to the invention, loss due to disturbance of flow through the gap of axially adjacent walls can be reduced.07-08-2010
20100232798BIT IDENTIFICATION CIRCUIT - A bit identification circuit includes a multiphase clock generating unit that outputs multiphase clocks, a phase selecting unit that samples the input data signals using the multiphase clocks and selects a sampled result out of a plurality of sampled results, a correcting unit that thins a part of bits of the sampled result selected by the phase selecting unit based on the difference in bit rates, and a rate selecting unit that selects based on a selection signal for identifying the data signals and outputs one of an output of the correcting unit and an output of the phase selecting unit.09-16-2010
20110027325ORALLY-ADMINISTERED AGENT - An orally-administered agent according to the present invention comprises: a medicine-containing layer containing a medicine and having surfaces; collapse-controlling layers respectively provided on the surfaces of the medicine-containing layer; and gel-forming layers respectively provided on the collapse-controlling layers, wherein the gel-forming layers are swelled and gelatinized by absorbing water to form a gel. The collapse-controlling layers are constituted of a material containing a stomach-soluble material to be dissolved by being in contact with gastric juice. The orally-administered agent according to the present invention can be swallowed with ease and release the medicine in intended parts, in particular, the stomach of a living body.02-03-2011
20110027611ZINC-BASED PLATED STEEL SHEET EXCELLENT IN SURFACE ELECTRICAL CONDUCTIVITY HAVING PRIMARY RUST PREVENTIVE THIN FILM LAYER - A zinc or zinc alloy plated steel sheet expressing a performance provided with both corrosion resistance and surface conductivity is provided. The zinc or zinc alloy plated steel sheet of the present invention is a zinc or zinc alloy plated steel sheet having an arithmetic average roughness Ra of a zinc-plated layer surface defined by JIS B 0601, obtained by a stylus-type surface roughness meter defined by JIS B 0651, of 0.3 μm to 2.0 μm and a maximum peak height Rp of 4.0 μm to 20.0 μm, wherein the arithmetic average roughness Ra (peak) obtained by measuring a range of evaluation length of 20 μm of peak parts of 80% or more of the Rp by an electron beam 3D roughness analyzer is 70% or more of the arithmetic average roughness Ra (average) obtained by measuring a range of evaluation length of 20 μm of parts of a height of ±20% about an average line, obtained by a stylus-type surface roughness meter, by an electron beam 3D roughness analyzer.02-03-2011
20110182954ORALLY-ADMINISTERED AGENT - An orally-administered agent is provided. The orally-administered agent comprises an intestinal medicine-containing layer containing a medicine to be released in intestines and having surfaces; intestinal collapse-controlling layers provided directly or through an arbitrary layer on the surfaces of the intestinal medicine-containing layer, respectively, at least a part of the intestinal collapse-controlling layers being collapsed in the intestines, and each of the intestinal collapse-controlling layers having a surface opposite to the intestinal medicine-containing layer; and gel-forming layers provided directly or through an arbitrary layer on the sides of the surfaces of the intestinal collapse-controlling layers, respectively, wherein the gel-forming layers are swelled and gelatinized by absorbing water to form a gel. The intestinal collapse-controlling layers are constituted of a material containing an enteric material to be dissolved by being in contact with a body fluid in the intestines. The orally-administered agent according to the present invention can be swallowed with ease and can release a medicine at intended parts of a living body (in particular, within intestines).07-28-2011
20120009071CMC TURBINE STATOR BLADE - A CMC turbine stator blade 01-12-2012
20120057985CMC TURBINE STATOR BLADE - A CMC turbine stator blade 03-08-2012

Patent applications by Akira Takahashi, Tokyo JP

Akira Takahashi, Chiba JP

Patent application numberDescriptionPublished
20090110921Chromate-Free Surface Treated Metal Material with Excellent Corrosion Resistance, Heat Resistance, Fingermark Resistance, Conductivity, Coatability, and Blackening Resistance at the Time of Working - The present invention provides a metal material given a chrome-free surface treatment satisfying all of the requirements of corrosion resistance, heat resistance, fingermark resistance, conductivity, coatability, and blackening resistance at the time of working, which was difficult to achieve with conventional chromate-free technology. The chromate-free surface treated metal material of the present invention is comprised of a metal material on the surface of which is coated and dried an aqueous metal surface treatment agent comprising an organic silicon compound (W), obtained by blending a silane coupling agent (A) containing one amino group in its molecule and a silane coupling agent (B) containing one glycidyl group in its molecule in a solid weight ratio [(A)/(B)] of 0.5 to 1.7, at least one type of fluorocompound (X) selected from fluorotitanic acid or fluorozirconic acid, phosphoric acid (Y), and a vanadium compound (Z) so as to form a composite coating containing the different ingredients.04-30-2009
20100233469COATED STEEL SHEET - It is an object of the present invention to provide a coated steel sheet, properties of which such as tape peeling resistance, solvent resistance, alkali resistance and abrasion resistance are improved.09-16-2010
20100233470COATED STEEL SHEET - It is an object of the present invention to provide a coated steel sheet, properties of which such as an adhesion property to a substrate and press oil resistance are improved.09-16-2010

Patent applications by Akira Takahashi, Chiba JP

Akira Takahashi, Toyama-Shi JP

Patent application numberDescriptionPublished
20100068414Substrate processing apparatus and substrate processing method - A substrate processing apparatus includes a transport chamber and a processing chamber that processes substrates. The transport chamber has a first substrate transport member transporting the substrates from the transport chamber to the processing chamber. The processing chamber has a first processing unit which is adjacent to the transport chamber and has a first substrate placing base, a second processing unit which is adjacent to the other side of the transport chamber in the first processing unit and has a second substrate placing base, a second substrate transport member transporting the substrates between the first processing unit and the second processing unit, and a control unit controlling at least the second substrate transport member.03-18-2010
20100068895Substrate processing apparatus and substrate processing method - A substrate processing apparatus includes a processing chamber that processes a substrate, and a substrate placing base enclosed in the processing chamber, and a substrate transporting member that allows the substrate to wait temporarily on the substrate placing base, and exhaust holes provided so as to surround the substrate placing base, and a retracting space that allows the substrate transporting member to move in between lines each connecting the exhaust hole and an upper end of the substrate placing base and the substrate placing base.03-18-2010
20100150687SUBSTRATE PROCESSING APPARATUS - Provided is a substrate processing apparatus configured to attain conflicting purposes of high throughput and footprint reduction. The substrate processing apparatus comprises a carrying chamber, and a loadlock chamber and at least two process chambers that are arranged around the carrying chamber. The carrying chamber comprises a substrate carrying unit configured to carry a substrate between the loadlock chamber and the process chambers. The substrate carrying unit comprises a first arm provided with a first finger and a second finger, and leading ends of the first and second fingers extend horizontally in the same direction. Each of the process chambers comprises a first process unit and a second process unit, and the second process unit is disposed at a side of the process chamber distant from the carrying chamber with the first process unit being disposed therebetween.06-17-2010

Akira Takahashi, Kawasaki-Shi JP

Patent application numberDescriptionPublished
20090136354BLADE - A blade surrounded by: a leading edge portion, which is where fluid flows in; a pressure surface which is a concave curve shape concaved along a direction the fluid flows; a suction surface which is a convex curve shape convexed along a direction the fluid flows; and a trailing edge portion, which is where the fluid flows out, in which a disturbance addition portion is provided on the suction surface closer to the leading edge portion than a maximum velocity point, where the flow velocity of the fluid is maximized on the suction surface, for disturbing a laminar flow on the suction surface and for transitioning to a turbulent flow.05-28-2009
20100085574Length measuring apparatus - The present application relates to an optical length measuring apparatus using a laser beam, and has a proposition to enable highly accurate measuring. There includes a length measuring section measuring a distance to a subject and having a measuring laser beam source, a calibration laser beam source emitting a laser beam having a wavelength stability higher than that of a laser beam of the measuring laser beam source, an interference optical system bringing the laser beam of the measuring laser beam source and the laser beam of the calibration laser beam source into interference, and an arithmetic processing section performing a calculation of the distance based on an output of the interference optical system and an output of the length measuring section.04-08-2010

Patent applications by Akira Takahashi, Kawasaki-Shi JP

Akira Takahashi, Isehara-Shi JP

Patent application numberDescriptionPublished
20090057050STEERING APPARATUS - A steering apparatus includes an axle housing rotatably supporting a wheel hub on which a steered road wheel is installed, and a lower suspension-system control arm adapted to be oscillatingly supported at one end on a vehicle body and having a turning portion provided at the other end for pivotably supporting the axle housing by the turning portion. An electric motor is installed on the lower arm for turning the axle housing by a driving force produced by the motor. A rotation axis of the motor and a pivot of the axle housing are arranged to be offset from each other.03-05-2009
20090319148VEHICLE CONTROL APPARATUS - A vehicle control apparatus includes an accelerator-state detecting section configured to detect an accelerator manipulating state of a driver; a traveling-path-condition detecting section configured to detect a condition of a traveling path of a host vehicle; a brake control section configured to cause the host vehicle to automatically generate a braking force; and a control unit configured to control the brake control section on the basis of an input from the accelerator-state detecting section. The control unit is configured to actuate the brake control section in a case where the accelerator-state detecting section detects a decrease of a manipulated variable of the accelerator or an off-state of the accelerator and also where the traveling-path-condition detecting section detects a target object for speed reduction on the traveling path.12-24-2009
20100070151Vehicle Speed Control Device and Method for Controlling Vehicle Speed - An accelerator pedal operation condition detecting section detects an operation condition of the accelerator pedal, a brake pedal operation condition detecting section detects an operation condition of the brake pedal; an inter-vehicular distance detecting section detects a distance between an own-vehicle and a forward-vehicle and a speed control section controls a speed of the own-vehicle. A control unit is configured to keep a relative positional relation between the own-vehicle and the forward-vehicle when the detected inter-vehicular distance is smaller than a predetermined reference inter-vehicular distance and the operation condition detected by the accelerator pedal operation condition detecting section and the brake pedal operation condition detecting section indicates a predetermined operation condition.03-18-2010
20110231095VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - A vehicle control apparatus includes a first section that recognizes a lane boundary line of a lane in which a vehicle is traveling. A second section recognizes a present position of a predetermined reference point of the vehicle. A third section calculates a predicted position of the reference point, wherein the predicted position is a predetermined interval ahead of the present position. A fourth calculates an imaginary lane boundary line, wherein the imaginary lane boundary line is tangent to the lane boundary line at a point close to the predicted position. A fifth section performs a control of preventing the vehicle from deviating from the lane by controlling the vehicle depending on positional relationship between the vehicle and the lane boundary line. A sixth section selectively permits and suppresses the control depending on positional relationship among the imaginary lane boundary line, the present position, and the predicted position.09-22-2011

Patent applications by Akira Takahashi, Isehara-Shi JP

Akira Takahashi, Hanamaki-Shi JP

Patent application numberDescriptionPublished
20100038522DEVICE FOR DETECTING EMISSION LIGHT OF MICRO-OBJECT - The object of the present invention is to provide a device for detecting with higher sensitivity emission light in the form of fluorescence or phosphorescence emitted from a micro-object irradiated by an excitation light. The present invention provides means for suppressing reflected and scattered light arising from excitation light impinging on the semiconductor detection element of the device, comprising a pinhole formed in a fluorescence collecting microlens, through which the excitation light passes, irradiating the micro-object. The device may also be provided with another means for suppressing reflected and scattered excitation light comprising a non-horizontal surface that is not perpendicular to the excitation light, formed on a part of the light-transparent chip surface from which the excitation light exits.02-18-2010

Akira Takahashi, Saitama JP

Patent application numberDescriptionPublished
20090303860Recording Process Status Deciding Apparatus and Recording Process Status Deciding Method - A disk-layer-configuration judging unit (12-10-2009
20110108397HANDLE SWITCH OF VEHICLE - This invention is directed to providing a handle switch which is easy in operating a horn switch and also can be easily distinguished from other switches.05-12-2011
20110255136APPARATUS AND METHOD FOR TRANSMITTING DATA IN A MULTI-CHANNEL SYSTEM - Conventional analog front ends or AFEs for scanners are implemented using multiple integrated circuits or ICs. As a result, there is typically a problem of skew (due at least in part to manufacturing process variations) for these different ICs in the AFE. Here, an AFE is provided which serializes input data so as to compensate for skew.10-20-2011

Patent applications by Akira Takahashi, Saitama JP

Akira Takahashi, West Bloomfield, MI US

Patent application numberDescriptionPublished
20090241617DOOR LATCH DEVICE IN A MOTOR VEHICLE - A door latch device in a motor vehicle comprises an engagement portion including a latch which engages with a striker of a vehicle body. The door latch device comprises an inner lever connected to an inside handle, a lock lever connected to a lock knob on a door inside the vehicle, a subsidiary lever connected to the lock lever, a childproof lock lever, a motor and an actuating member driven by the motor to actuate the childproof lock lever. Childproof locking and a double locking can be carried out by the single motor.10-01-2009
20090243309DOOR LATCH DEVICE IN A MOTOR VEHICLE - A door latch device in a motor vehicle comprises an engagement portion which can engage with a striker of a vehicle body; an operating lever operated with a handle on a door of the vehicle to open the door; a locking lever which moves between an unlocking position where the engagement portion can be disengaged from the striker and a locked position where the engagement portion cannot be disengaged from the striker; a first subsidiary lever moving with the locking lever; a second subsidiary lever connected to the operating lever and moving with the first subsidiary lever; a spring exerting a force to the first subsidiary lever and the second subsidiary lever; and a blocking member moving between a blocking position and an unblocking position. When the blocking member is in the blocking position, a locking knob is actuated for unlocking to allow the locking lever and the first subsidiary lever to move from the locked position to the unlocking position against a force of the spring.10-01-2009

Akira Takahashi, Nagano JP

Patent application numberDescriptionPublished
20090232574PRINTER - A printer, which prints by repeatedly reciprocating a rolled recording paper and ejects a printed recording paper, has therein a recording paper storage unit in which the recording paper is temporarily stored. The recording paper storage unit has a configuration formed by at least a part of the periphery of the rolled recording paper or a configuration provided in a space between the rolled paper holder and an ejection slot. This configuration eliminates the need for separately providing a configuration in which a recording paper is set aside when printing a long sheet of printed material and, at the same time, makes the printer smaller.09-17-2009

Akira Takahashi, Tokorozawa-Shi JP

Patent application numberDescriptionPublished
20090154660VOICE MAIL APPARATUS AND CONTROL METHOD OF VOICE MAIL APPARATUS - According to one embodiment, a voice mail apparatus includes a voice processor which processes voice messages by a arbitrary processing gain, a gain controller which monitors a signal level of an output signal of the voice processor, and controls the processing gain of the voice processor to change the signal level into a specified level, and a processing controller which makes the gain controller to perform gain control of a learning voice by inputting a portion of the voice message into the voice processor as the learning voice when processing of the voice message is requested or based on predetermined conditions.06-18-2009
20090154661VOICE MAIL APPARATUS AND CONTROL METHOD OF VOICE MAIL APPARATUS - According to one embodiment, a voice mail apparatus includes a first determining module which determines whether a dual tone multi frequency (DTMF) signal for identifying a processing request of the voice message is contained in a received signal by detecting and comparing a first parameter of a transmission signal from the mail box and the first parameter of the received signal to the mail box, a second determining module which determines whether the DTMF signal is contained in the received signal by detecting and comparing a second parameter of the transmission signal from the mail box and the second parameter of the received signal to the mail box, and a controller which controls execution/stop of processing of the voice message based on a determination result by the second determining module.06-18-2009

Akira Takahashi, Aichi JP

Patent application numberDescriptionPublished
20080282274Disk Selecting Device And Disk Device - To provide a disk selecting device and disk device which require only a small space and can prevent an erroneous selection of disks.11-13-2008
20090037944Holding device and disk device - A support (02-05-2009
20090150911DISK DEVICE - A disc device includes a casing, a disc processor, a drive motor, a transfer unit and a disc clamper. The transfer unit transfers an optical disc while holding the optical disc by driving the drive motor. The disc clamper switches a drive transmission of the drive unit in accordance with a holding condition of the optical disc with different diameters by the transfer unit to pivotally move the disc processor. The drive of the single drive motor effects both the transfer of the optical disc and the pivotal movement of the disc processor. A timing for transferring the optical disc and a timing for pivotally moving the disc processor can be suitably adjusted in accordance with the diameter of the optical disc.06-11-2009
20120311869CUTTER - A cutter formed by detachably attaching a replaceable blade to a cutter body. The cutter body can include a main body block and slide block. The main body block includes a main body supporting section supporting the replaceable blade back face, and a main body connecting section connecting with the replaceable blade from the front face side. The slide block includes a rear side supporting section supporting the replaceable blade back face, a slide connecting section connecting with and retracting the replaceable blade toward the rear side, and a back side protruding section protruding on the back side in a thickness direction. When attached, the replaceable blade elastically deforms to curve in the thickness direction, the slide block presses toward a main body block side in the thickness direction by elastic force of the replaceable blade, and the back side protruding section engages with a main body block engaged section.12-13-2012

Patent applications by Akira Takahashi, Aichi JP

Akira Takahashi, Kanagawa JP

Patent application numberDescriptionPublished
20080264331Manufacturing Method and Manufacturing Apparatus of a Group III Nitride Crystal - A method for manufacturing a group III nitride crystal on a seed crystal in a holding vessel holding therein a melt containing a group III metal, an alkali metal and nitrogen. The manufacturing method comprises the steps of causing the seed crystal to make a contact with the melt, setting an environment of the seed crystal to a first state offset from a crystal growth condition while in a state in which said seed crystal is in contact with the melt, increasing a nitrogen concentration in the melt, and setting the environment of the seed crystal to a second state suitable for crystal growth when the nitrogen concentration of the melt has reached a concentration suitable for growing the seed crystal.10-30-2008
20080267552Shell-Type Needle Roller Bearing - Durability of a pair of inward flange portions 10-30-2008
20090010581Hub Unit Bearing - A sealing device 01-08-2009
20090029741PORTABLE TERMINAL - The present invention provides a sliding type portable terminal having a slide portion from which the head portions and the leading ends of screws are not exposed when the portable terminal is in an opened state.01-29-2009
20090122164ROI SETTING METHOD AND APPARATUS, ELECTRONIC CAMERA APPARATUS, PROGRAM, AND RECORDING MEDIUM - An ROI setting apparatus including an ROI recognition unit and an ROI control unit is provided. In one embodiment, the ROI recognition unit contains multiple ROI recognition modules for recognizing an ROI of image data according to various methods to obtain a recognition result. The ROI control unit selects one ROI recognition module out of the ROI recognition modules and sets ROI information based on the recognition result. The ROI recognition module may be selected according to an instruction from a user input via an operation unit, or a scene type selected by a scene selection switch of an image capture unit. The ROI control unit may perform operations such as selecting, enlarging, or reducing the ROI recognized by the ROI recognition module, or changing the ROI recognition conditions according to the respective instructions from the user input via the operation unit.05-14-2009
20090126195Roller bearing - A roller bearing for rotatably supporting a rotating shaft of an internal combustion engine between a main body and a cap of the internal combustion engine. The roller bearing including: a plurality of rollers; a retainer which is circumferentially splittable and supports the plurality of rollers; and an outer race which is circumferentially splittable and forms a raceway surface for the plurality of rollers. The retainer is split into a plurality of retaining members. The outer race is split into a plurality of race plates. At least one of the race plates is provided with one of a projection and a cavity to be engaged with one of the main body and the cap to restrict a relative movement between the one of the race plates and the one of the cylinder head and the cap.05-21-2009

Patent applications by Akira Takahashi, Kanagawa JP

Akira Takahashi, Shioya-Gun JP

Patent application numberDescriptionPublished
20090060217VEHICULAR ACTIVE VIBRATORY NOISE CONTROL APPARATUS - A vehicular active vibratory noise control apparatus includes an adaptive notch filter (second control signal generating unit) for generating a corrected error signal representative of a road noise only by removing the component of a rotational frequency (the component of an engine muffled sound) from an error signal, generates a first control signal from the corrected error signal and a reference signal, and reduces the component of the rotational frequency (engine muffled sound) at a position where a microphone is located (evaluating point).03-05-2009

Akira Takahashi, Iwate JP

Patent application numberDescriptionPublished
20080316323Image Input Apparatus, Image Input Method, Personal Authentication Apparatus, and Electronic Apparatus - An image input apparatus that inputs an image of an object residing within a living body is disclosed. The image input apparatus includes a light source that irradiates near infrared light on the living body, a lens array arranged at a position facing the living body and including plural lenses each having a face with zero or negative power arranged at a side facing the living body and a face with positive power arranged at a side facing an image surface, an imaging unit arranged at the image surface side of the lens array that forms a compound-eye image corresponding to a collection of ommatidium images formed by the lenses of the lens array, and a reconstruction unit that reconstructs a single image from the compound-eye image using a parallax between the ommatidium images. The reconstructed single image is input as the image of the object.12-25-2008

Akira Takahashi, Wako-Shi JP

Patent application numberDescriptionPublished
20080240455ACTIVE NOISE CONTROL APPARATUS - A subtractor subtracts an echo canceling signal (Ĉ·y10-02-2008
20080240456ACTIVE NOISE CONTROL APPARATUS - A control characteristics changing unit reads, from an EEPROM, various control parameters in an ANC electronic controller, which correspond to specification information acquired from ECUs. The control characteristics changing unit then outputs control parameters, depending on changed specification information among the read control parameters, as change signals Sm10-02-2008
20080240457ACTIVE NOISE CONTROL APPARATUS - A subtractor subtracts an echo canceling signal Ĉ·yl(n−1) from a canceling error signal e(n) to estimate a residual noise to be silenced at the position of a microphone, and outputs a first basic signal x10-02-2008
20080292110VEHICULAR ACTIVE NOISE CONTROL SYSTEM - A frequency detecting circuit estimates the frequency fp of a propeller shaft based on the frequency fc of vehicle speed pulses, and calculates a control frequency fp′ which is a harmonic of the frequency fp. A basic signal generator generates a basic cosine wave signal xp11-27-2008
20080310642ACTIVE SOUND CONTROL APPARATUS - An active sound control apparatus includes a delay circuit for delaying the output of a frequency component of a sound effect by delaying an engine rotation frequency signal representative of an engine rotation frequency [Hz], a delay circuit for delaying the output of an amplitude component of the sound effect by delaying an engine rotation frequency change signal representative of an engine rotation frequency change [Hz/second], and delay circuits for delaying the output of all components of the sound effect by delaying a control signal for controlling the outputs of speakers.12-18-2008

Patent applications by Akira Takahashi, Wako-Shi JP

Akira Takahashi, Fukushima JP

Patent application numberDescriptionPublished
20080257639Storage box for electronic apparatus - A box-shaped enclosure of a storage box includes a deadening wall or walls defining a storage space between first and second planes. The storage space is open at the first and second planes. A deadening wall member extends along the first plane. An auxiliary box-shaped enclosure is connected to the box-shaped enclosure so as to close the first plane of the box-shaped enclosure. The auxiliary box-shaped enclosure defines an auxiliary space isolated from the storage space with a deadening wall member. The storage space is connected to the fresh air through the ventilation opening and the auxiliary space. The deadening wall or walls of the box-shaped enclosure and the deadening wall member serve to prevent the leakage of the operating sound.10-23-2008

Akira Takahashi, Shinjuku-Ku JP

Patent application numberDescriptionPublished
20110146796PHOTOELECTRIC DEVICE - This invention aims to provide a photpelectrical device with a superior conversion efficiency, which comprises an electron transport layer giving a superior electron-transporting performance and a sufficiently large dimentional interface. The photoelectric device further comprises a pair of electrode and a hole transport layer with the electron transport layer and the hole transport layer being interposed between electrodes. The electron transport layer is made of an organic compound having a redox moiety capable of being oxidized and reduced repeatedly. The organic compound is included in a gel layer containing an electrolyte solution which stabilizes a reduction state of the redox moiety.06-23-2011

Akira Takahashi, Isehara JP

Patent application numberDescriptionPublished
20110187515Vehicle Control Apparatus - According to conventional art, if there is an obstacle on the left of a vehicle, a control threshold value is set so as to avoid the obstacle. If the control threshold value is exceeded, the vehicle is controlled in accordance with a deviation quantity so as to return to a position where the control threshold avoids being exceeded. However, even if a risky oncoming vehicle is approaching the vehicle on the right, the vehicle is controllably moved toward the oncoming vehicle. Thus, disadvantageously, a driver has a sense of fear or discomfort. A vehicle control apparatus according to the present invention includes a calculation section configured to calculate a first risk level present on the left of the vehicle and a second risk level present on the right of the vehicle, a setting section configured to set a first control threshold for the left of the vehicle based on the first risk level and to set a second control threshold for the right of the vehicle based on the second risk level, a change section configured to change at least one of the first and second control thresholds based on the first and second risk levels, and a control section configured to control the vehicle based on the changed control threshold.08-04-2011

Akira Takahashi, Miyagi-Ken JP

Patent application numberDescriptionPublished
20110221434CURRENT SENSOR INCLUDING MAGNETIC DETECTING ELEMENT - A current sensor includes a magnetic detecting element, a bridge circuit including a plurality of resistance elements, and a feedback coil placed adjacent to the magnetic detecting element and generating a cancelling magnetic field for cancelling the induced magnetic field based on the output from the bridge circuit. The wiring patterns forming the bridge circuit are routed so as not to intersect with each other when seen in a plan view. Only the resistance elements constituting each series circuit of the bridge circuit are connected to each other by the wiring pattern in an enclosed area which encloses each resistance element constituting the bridge circuit, and the wiring pattern branched from the wiring pattern is connected to the terminal which is installed in a quantity of only one, outside the enclosed area.09-15-2011

Akira Takahashi, Tokushima-Shi JP

Patent application numberDescriptionPublished
20110226966OUTDOOR WATER TREATMENT APPARATUS TO KILL BACTERIA WITH ULTRAVIOLET LIGHT - Bacteria in water 09-22-2011

Akira Takahashi, Osaka-Shi JP

Patent application numberDescriptionPublished
20110254043ROD-LIKE LIGHT-EMITTING DEVICE, METHOD OF MANUFACTURING ROD-LIKE LIGHT-EMITTING DEVICE, BACKLIGHT, ILLUMINATING DEVICE, AND DISPLAY DEVICE - To facilitate electrode connections and achieve a high light emitting efficiency, a rod-like light-emitting device includes a semiconductor core of a first conductivity type having a rod shape, and a semiconductor layer of a second conductivity type formed to cover the semiconductor core. The outer peripheral surface of part of the semiconductor core is exposed.10-20-2011
20120326181LIGHT EMITTING DEVICE, METHOD FOR MANUFACTURING LIGHT EMITTING DEVICE, ILLUMINATING DEVICE, AND BACKLIGHT - In a light emitting device, one hundred or more bar-like structured light emitting elements (12-27-2012

Akira Takahashi, Toyama JP

Patent application numberDescriptionPublished
20120064734SUBSTRATE CARRYING MECHANISM, SUBSTRATE PROCESSING APPARATUS, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD - The present invention provides a substrate carrying mechanism, a substrate processing apparatus, and a semiconductor device manufacturing method that, when carrying a substrate, suppress the generation of scratches and particles caused by substrate deformation, suppress a decrease in substrate holding force due to substrate deformation, and realizes stable high-speed carriage. Namely, the substrate carrying mechanism, the substrate processing apparatus, and the semiconductor device manufacturing method of the present invention include: a plate-like body that becomes a support base body of a substrate that is a carrying subject; and substrate support portions in which plural convex portions disposed on a surface of the plate-like body are placed on a circumference of a circle that is smaller than the diameter of the substrate.03-15-2012

Akira Takahashi, Sagamihara-Shi JP

Patent application numberDescriptionPublished
20120140039RUNNING-ENVIRONMENT RECOGNITION APPARATUS - A running-environment recognition apparatus includes an information recognition section mounted in a vehicle and configured to recognize an information of at least a frontward region of the vehicle relative to a traveling direction of the vehicle; and a road-surface calculating section configured to calculate a road surface of a traveling road and a portion lower than the road surface in the frontward region of the vehicle, from the information recognized by the information recognition section.06-07-2012
20120150411VEHICLE CONTROL APPARATUS - In a vehicle control apparatus employing a first speed self-adjustment control system configured to control a speed of a host vehicle based on a first command value, in a manner so as to maintain a distance of the host vehicle from a preceding vehicle or to maintain a set speed, a second speed self-adjustment control system is provided for controlling the host vehicle's speed based on a second command value determined based on information about a lateral acceleration acting on the host vehicle. Also provided is a deceleration selector configured to select either one of the first and second command values, which selected command value produces a greater deceleration exerted on the host vehicle. A control unit is configured to control the host vehicle's speed by driving an actuator based on the selected command value.06-14-2012

Akira Takahashi, Niigita-Ken JP

Patent application numberDescriptionPublished
20120326703CURRENT MEASUREMENT APPARATUS - A current measurement apparatus includes multiple GMR elements and a calculation unit. The multiple GMR elements each include a pinned magnetic layer having a pinned magnetization direction, and a free magnetic layer having a magnetization direction to be changed by an external magnetic field. The calculation unit obtains the magnitude of a current to be detected, from outputs of the multiple GMR elements. The multiple GMR elements are disposed in ring shape around a conductor through which the current to be detected flows, and are electrically connected so as to form a series variable resistor by using the multiple GMR elements. The magnetization directions of the pinned magnetic layers are pinned in the same direction when viewed from an extension direction of the conductor at each of the positions of the elements.12-27-2012