Patents by Inventor Shinji Kato
Shinji Kato has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20150353091Abstract: A control device for a vehicle includes a control unit configured to: implement a first travelling mode of engaging a power connecting/disconnecting device at a time an accelerator opening is greater than a fully closed state and not greater than a first opening; implement a second travelling mode of releasing the power connecting/disconnecting device at a time the accelerator opening is greater than the first opening and smaller than a second opening; implement a third travelling mode of stopping a fuel supply to an engine with the power connecting/disconnecting device engaged at a time the accelerator opening is fully closed; and control an output of the engine so that a vehicle deceleration at a time of implementing the first travelling mode gradually changes.Type: ApplicationFiled: May 26, 2015Publication date: December 10, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shinji KATO, Satoshi Yamanaka, Hideaki Otsubo
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Patent number: 9188924Abstract: An image forming apparatus includes an image carrier; a developer carrier configured to adhere toner onto the image carrier; an image density detector to detect a density of an image on the image carrier formed by the developer carrier adhering the toner on the image carrier; a rotary member to form an image pattern of which density is detected by the image density detector; and a rotational position detector to detect a rotational position of the rotary member. In the image forming apparatus, the image pattern is generated based on the rotational position detected by the rotational position detector and the rotary member that the rotational position detector detects the rotational position thereof is either the image carrier or the developer carrier.Type: GrantFiled: March 1, 2013Date of Patent: November 17, 2015Assignee: Ricoh Company, Ltd.Inventors: Satoshi Kaneko, Shinji Kato, Hitoshi Ishibashi, Shuji Hirai, Jun Yamane, Koichi Kudo, Shingo Suzuki
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Patent number: 9182720Abstract: In an image forming apparatus, a processor generates a first density variation data based on the surface potential of the pattern in relation to the rotational position of the image bearer and a second density variation data based on the first density variation data and the density of the toner pattern, stores the first density variation data and the second density variation data in a memory, makes a pattern in a predetermined timing, decides whether the first density variation data is changed or not, change the first density variation data based on the decision, controls the toner image forming condition of the toner image forming device based on the first density variation data and the second density variation data.Type: GrantFiled: August 22, 2012Date of Patent: November 10, 2015Assignee: Ricoh Company, Ltd.Inventors: Satoshi Kaneko, Shinji Kato, Hitoshi Ishibashi, Shuji Hirai, Jun Yamane, Koichi Kudo, Shingo Suzuki
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Patent number: 9146498Abstract: An image forming apparatus includes a controller and an imaging unit having a developing device to develop a latent image on a surface of a latent image carrier with toner. When control target value of control parameters that influence a developing ability of the imaging unit becomes inappropriate, the controller performs target value correction processing of correcting the control target value to bring the control target value close to an appropriate value for stabilizing a development density of the imaging unit. In the target value correction processing, the controller corrects a control target value of a second control parameter having a response speed, obtained when the developing ability is changed by the correction, faster than a first control parameter, correct the control target value of the first control parameter, and then turn the control target value of the second control parameter back to the original value.Type: GrantFiled: August 21, 2013Date of Patent: September 29, 2015Assignee: Ricoh Company, Ltd.Inventors: Makoto Komatsu, Shinji Kato
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Publication number: 20150261161Abstract: A recording media smoothness detector includes a sensor and a calculator. The sensor includes a light source to emit light toward a recording medium and a light-detecting device to detect an amount of light reflected by the recording medium. The calculator includes a first memory to store an initial output value of the sensor and a second memory to store a decreased output percentage of the sensor relative to the initial output value per number of recording media detected. The calculator is configured to calculate a decreased output amount of the sensor from the decreased output percentage of the sensor per number of recording media detected, according to number of recording media detected by the sensor, to adjust a luminosity of the sensor based on the calculated decreased output amount of the sensor and determine smoothness of the recording medium based on an output of the sensor after the adjustment.Type: ApplicationFiled: March 10, 2015Publication date: September 17, 2015Inventors: Takumi WAIDA, Shuji HIRAI, Terumichi OCHI, Shinji KATO, Ryota YAMASHINA, Keitaro SHOJI
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Publication number: 20150261162Abstract: An image forming apparatus includes a latent image bearer, a toner image forming unit, and a transfer device. The toner image forming unit includes a charger, a latent image forming device, and a developing device, and is configured to form a test latent image pattern on a surface of the latent image bearer, and to develop the test latent image pattern into a test toner pattern. The test latent image pattern includes a plurality of test latent image parts partly offset from one another in a main scanning direction. The image forming apparatus also includes a developing current detector and a processor to detect uneven image density in the main scanning direction using the test latent image pattern, based on the developing current detected by the developing current detector, to adjust the uneven image density in the main scanning direction.Type: ApplicationFiled: February 11, 2015Publication date: September 17, 2015Inventors: Satoshi KANEKO, Shinji KATO, Shuji HIRAI, Hideo MUROI, Terumichi OCHI
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Patent number: 9052663Abstract: An image forming apparatus includes an image carrier; an image forming unit; a processor for controlling the image forming unit according to a predetermined image forming condition setting data; an image density sensor to detect an image density of the toner pattern formed on the image carrier; a reference rotary position detector; an image density fluctuation data acquisition unit to obtain an image density fluctuation data of more than one circumferential length of the photoreceptor drum with reference to the reference rotary position detected by the reference rotary position detector based on a result related to the toner pattern formed on the image carrier detected by the image density sensor; and a correction data generator to generate a correction data to correct a reference image forming condition setting data with a correction amount corresponding to each rotary position of the rotary member to thus reduce the image density fluctuation.Type: GrantFiled: March 27, 2014Date of Patent: June 9, 2015Assignee: Ricoh Company, Ltd.Inventors: Shingo Suzuki, Satoshi Kaneko, Shuji Hirai, Koichi Kudo, Jun Yamane, Shinji Kato
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Patent number: 9046850Abstract: In an image forming apparatus, a first controller forms a first image pattern on an image bearer and determines a first image formation condition based on a detection result of density of a toner image. The first controller then controls a toner image forming device based on the first image formation condition. A second controller forms a second image pattern different from the first image pattern on an image bearer and determines a second image formation condition based on a detection result of density of a toner image. The second controller then controls a toner image forming device based on the second image formation condition.Type: GrantFiled: January 30, 2012Date of Patent: June 2, 2015Assignee: Ricoh Company, Ltd.Inventors: Shuji Hirai, Satoshi Kaneko, Shinji Kato, Jun Yamane, Koichi Kudo, Shingo Suzuki
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Patent number: 9046872Abstract: A cooling device includes a cooling member to cool a recording material. The cooling member includes a cooling surface member, a heat exchanging member, and a fastening member. The cooling surface member has a cooling surface to directly or indirectly contact the recording material and absorb heat of the recording material to cool the recording material. The heat exchanging member is directly or indirectly joined to the cooling surface member to radiate heat absorbed by the cooling surface member directly or indirectly via a radiation member. The fastening member fastens the cooling surface member and the heat exchanging member to retain a joined state in which the cooling surface member and the heat exchanging member are directly or indirectly joined to each other. The cooling surface member and the heat exchanging member are separable from the joined state to a separated state without damaging the fastening member.Type: GrantFiled: February 18, 2014Date of Patent: June 2, 2015Assignee: Ricoh Company, Ltd.Inventors: Keisuke Ikeda, Makoto Nakura, Susumu Tateyama, Hiroaki Miyagawa, Yasuaki Toda, Yutaka Shoji, Kenji Ishii, Kenichi Takehara, Hiromitsu Fujiya, Keisuke Yuasa, Shinji Kato, Tomoyasu Hirasawa
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Patent number: 9024190Abstract: This object aims to provide a wire cabling device which a case can be shared among a plurality of devices for cabling electric wires to a plurality of sliders provided on the right and left sides of an automobile. A wire cabling device (1) comprises electric wires (50) for connecting an electronic apparatus mounted onto the floor (2) of an automobile with an electronic apparatus mounted to a seat (3), a case (5) for housing the intermediate portions of the wires (50), a slider capable of moving in linkage with the seat (3) on a rail installed in the case (5) while holding the wires (50), and a regulation member (90) which is provided in the case (5) and regulates the cabling route of the wires (50) in the case (5) by defining the case (5). The case (5) is so formed as to have a predetermined tubular cross-section along the sliding direction of the seat (3) by roll-molding, and the regulation member (90) is formed independently from the case (5).Type: GrantFiled: February 10, 2009Date of Patent: May 5, 2015Assignee: Yazaki CorporationInventors: Tomoyasu Terada, Tsukasa Sekino, Shinji Kato, Shougo Hasegawa
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Publication number: 20150116718Abstract: An optical sensor includes a light-emitting unit to emit light onto a measuring object, a regular reflection light receiver to receive regular reflection light from the measuring object out of the light emitted by the light-emitting unit, and a diffuse reflection light receiver to receive diffuse reflection light from the measuring object out of the light emitted by the light-emitting unit. An angle of incidence of the light emitted onto a surface of the measuring object is not smaller than 75° and not larger than 85°. The diffuse reflection light receiver receives, out of the diffuse reflection light from the measuring object, diffuse reflection light having an angle of reflection with respect to a perpendicular to the surface of the measuring object larger than 0° and smaller than an angle of reflection of the regular reflection light with respect to the perpendicular to the surface of the measuring object.Type: ApplicationFiled: October 13, 2014Publication date: April 30, 2015Inventors: Terumichi OCHI, Takumi WAIDA, Shinji KATO, Toshihiro ISHII, Shuji HIRAI, Takashi FUJITA, Shinichi NAMEKATA, Ryota YAMASHINA, Arinobu YOSHIURA, Motoyoshi YAMANO
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Publication number: 20150110514Abstract: An image forming apparatus includes a photoconductor, an optical scanner, a development device, a movable density sensor, a density sensor driver, and a processor. The optical scanner includes a light source to emit light, and irradiates a surface of the photoconductor in a main scanning direction with the light to form a latent image on the surface of the photoconductor. The development device develops the latent image into a toner image. The density sensor detects unevenness in density of the toner image in the main scanning direction. The density sensor driver moves the density sensor in the main scanning direction. The processor corrects a driving signal for the light source according to image data to reduce the unevenness in density in the main scanning direction, according to positional data of the density sensor in the main scanning direction and an output value of the density sensor.Type: ApplicationFiled: September 29, 2014Publication date: April 23, 2015Inventors: Atsushi MORI, Shinji KATO, Masaru KUMAGAI
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Patent number: 8987157Abstract: A sintering composition and calcined object which are precursors for a sintered zirconia. The burned surface of the sintered zirconia gives an X-ray diffraction pattern in which the ratio of the height of the peak present around the location where a [200] peak assigned to the cubic system is to appear to the height of the peak present around the location where a [200] peak assigned to the tetragonal system is to appear is 0.4 or more, and a region located at a depth of 100 ?m or more from the burned surface gives an X-ray diffraction pattern in which the ratio of the height of the peak present around the location where a [200] peak assigned to the cubic system is to appear to the height of the peak present around the location where a [200] peak assigned to the tetragonal system is to appear is 0.3 or less.Type: GrantFiled: August 19, 2011Date of Patent: March 24, 2015Assignee: Noritake Co., LimitedInventors: Yoshihisa Ito, Shinji Kato
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Publication number: 20150078770Abstract: An image forming apparatus includes paper trays to contain and feed a recording sheet on which a toner image is transferred; status sensors to detect a storage status of the recording sheet contained in the paper trays; a sheet sensor to detect a smoothness of the recording sheet; a memory to store detection values of the smoothness detected by the sheet sensor; a fixing device to heat and press the toner image transferred onto the recording sheet and fix it onto the recording sheet; and a control circuit to determine a target fixing temperature of the fixing device based on the detection values stored in the memory. The control circuit determines the target fixing temperature for successive recording sheets depending on the detected smoothness, and resets the detection values stored in the memory to zero when the status sensors detect a change in the storage status of the paper trays.Type: ApplicationFiled: September 2, 2014Publication date: March 19, 2015Inventors: Motoyoshi YAMANO, Shinichi Namekata, Ryota Yamashina, Takumi Waida, Shinji Kato, Shuji Hirai, Terumichi Ochi
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Patent number: 8977148Abstract: An image forming apparatus includes a rotatable image carrier that carries a toner image having a length corresponding to at least a circumferential length of the carrier; an image density detector that detects a density of the image; a potential detector that detects, over at least the circumferential length, a surface potential of the carrier before toner adheres thereto; a first image forming device that adjusts the density with a first factor, and forms an image based on a first condition of the first factor; a second image forming device that adjusts the density with a second factor, and forms an image based on a second condition of the second factor; a first determining device that determines the first condition based on uneven density; and a second determining device that determines the second condition based on uneven density and a potential distribution of the surface potential.Type: GrantFiled: January 30, 2013Date of Patent: March 10, 2015Assignee: Ricoh Company, Ltd.Inventors: Satoshi Kaneko, Jun Yamane, Koichi Kudo, Shinji Kato, Hitoshi Ishibashi, Shuji Hirai, Shingo Suzuki
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Publication number: 20150044079Abstract: In sliding members that slide against each other, a sliding portion of one sliding member is formed from amorphous carbon, and a sliding portion of another sliding member is formed from a copper alloy or an aluminum alloy.Type: ApplicationFiled: March 15, 2013Publication date: February 12, 2015Inventors: Shinji Kato, Tetsuya Tamura, Shuhei Hosohata
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Patent number: 8937250Abstract: A wiring harness guiding apparatus guides a wiring harness 4 between a floor of a car and a seat arranged slidably at the floor, and includes a support body 7A supporting the seat; a protector 8A guiding the airing harness 4 toward the seat; a rail arranging the support body 7A and the protector 8A slidably therein; and an excess portion receiving section receiving a excess portion of the wiring harness 4. The protector 8A includes a wiring harness fixing member 80 fixing the wiring harness 4 led into the rail; a lead-out member 83 extending with a pipe shape from the wiring harness fixing member 80 and leading the wiring harness 4 therethrough toward the slide body; and a support body mount member 87 arranged at a mounted member of the support body so as to be movable along a widthwise direction of the rail by having a clearance.Type: GrantFiled: August 25, 2010Date of Patent: January 20, 2015Assignee: Yazaki CorporationInventors: Tomoyasu Terada, Tsukasa Sekino, Shinji Kato
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Publication number: 20140301748Abstract: An image forming apparatus includes an image carrier; an image forming unit; a processor for controlling the image forming unit according to a predetermined image forming condition setting data; an image density sensor to detect an image density of the toner pattern formed on the image carrier; a reference rotary position detector; an image density fluctuation data acquisition unit to obtain an image density fluctuation data of more than one circumferential length of the photoreceptor drum with reference to the reference rotary position detected by the reference rotary position detector based on a result related to the toner pattern formed on the image carrier detected by the image density sensor; and a correction data generator to generate a correction data to correct a reference image forming condition setting data with a correction amount corresponding to each rotary position of the rotary member to thus reduce the image density fluctuation.Type: ApplicationFiled: March 27, 2014Publication date: October 9, 2014Inventors: Shingo SUZUKI, Satoshi Kaneko, Shuji Hirai, Koichi Kudo, Jun Yamane, Shinji Kato
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Patent number: 8847327Abstract: A layout data creation device includes a transistor adjustment unit. The transistor adjustment unit divides a pillar-type transistor including a plurality of unit pillar-type transistors into the unit pillar-type transistors groups. The unit pillar-type transistors can be placed in a placement area. The number of the unit pillar-type transistors in each group is an integer. The transistor adjustment unit generates sub-pillar-type transistors that are placed in the placement area.Type: GrantFiled: October 12, 2012Date of Patent: September 30, 2014Assignee: PS4 Luxco S.A.R.L.Inventors: Shinji Kato, Kazuteru Ishizuka, Kiyotaka Endo, Mitsuki Koda
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Patent number: 8831449Abstract: An image forming apparatus includes an image carrier; a developing device; a transfer device; and a fixing device. An electrostatic latent image formed on the image carrier is rendered visible as a toner image by depositing the toner by the developing device, and the toner image is transferred by the transfer device and fixed onto a recording medium by the fixing device and output. The apparatus further includes a density fluctuation meter including a rotary position detector, a density fluctuation detector, and a density fluctuation storage; a density fluctuation extractor unit including a first extractor, a second extractor, and a density fluctuation storage; and a control table generator unit including a control table generator and a control table storage, so that based on the control table stored in the control table storage, the voltage to be applied to the developing device is controlled and the toner image is output.Type: GrantFiled: October 5, 2012Date of Patent: September 9, 2014Assignee: Ricoh Company, Ltd.Inventors: Shingo Suzuki, Satoshi Kaneko, Koichi Kudo, Shuji Hirai, Shinji Kato, Jun Yamane