Patents by Inventor Shinya Ishikawa
Shinya Ishikawa 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: 20180159988Abstract: An information processing apparatus includes: a first acquirer configured to acquire a first image displayed on a display in response to execution of an object program being a test object; an object image extractor configured to extract a partial image as an object image from the first image, based on first specification information specifying the partial image, the partial image being included in the first image and corresponding to a correct image; a determiner configured to determine whether or not the object image and the correct image accord; and a display processor configured to display a result of determination by the determiner.Type: ApplicationFiled: May 31, 2016Publication date: June 7, 2018Inventors: Takuya KASHIMURA, Shinya ISHIKAWA, Marie SAKAI, Masaru YOKOYAMA, Osamu SHIMODA
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Patent number: 9868282Abstract: A control apparatus including a power supply unit configured to supply electric power, comprises: a capacitor connected to a power supply line extending from the power supply unit to a printhead; a discharge circuit configured to release charge stored in the capacitor; and a control unit configured to control a current value during a discharge operation by the discharge circuit, such that the current value increases as a voltage value of the capacitor decreases.Type: GrantFiled: May 12, 2016Date of Patent: January 16, 2018Assignee: CANON KABUSHIKI KAISHAInventors: Shinya Ishikawa, Yasufumi Ogasawara, Hisao Okita, Takashi Sakai, Toru Oshika
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Patent number: 9862216Abstract: A power supply apparatus includes a power source unit supplying power to an electric load through a power supply line, a capacitor connected to the power supply line, a charge circuit charging the capacitor while restricting a current value of the power supplied from the power source unit, a detection unit detecting a voltage value of the capacitor, a controller which switches, after the charge of the capacitor is completed, a current value of the charge circuit to a first current value smaller than a current value supplied before the charge of the capacitor is completed, a first determination unit determining whether a first condition is satisfied based on the voltage value detected by the detection unit after the charge of the capacitor is completed, and a second determination unit determining whether an error process is to be performed based on a determination result of the first determination unit.Type: GrantFiled: May 24, 2016Date of Patent: January 9, 2018Assignee: Canon Kabushiki KaishaInventors: Hisao Okita, Yasufumi Ogasawara, Takashi Sakai, Toru Oshika, Shinya Ishikawa
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Publication number: 20170324030Abstract: A magnetoresistance effect element includes a reference layer made of a ferromagnetic material, a recording layer made of a ferromagnetic material, and a barrier layer disposed between the reference layer and the recording layer. The reference layer and the recording layer have an in-plane magnetization direction parallel to a surface of the layers. The recording layer has a shape that has short axis and long axis perpendicular to the short axis in plan view. A first value obtained by dividing a thickness of the recording layer by a length of the short axis of the recording layer is greater than 0.3 and smaller than 1.Type: ApplicationFiled: July 22, 2017Publication date: November 9, 2017Applicant: TOHOKU UNIVERSITYInventors: Hideo SATO, Shinya ISHIKAWA, Shunsuke FUKAMI, Shoji IKEDA, Fumihiro MATSUKURA, Hideo OHNO, Tetsuo ENDOH
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Publication number: 20170294548Abstract: An insulating paste includes a siloxane resin and an organic solvent. The siloxane resin includes a phenyl group and an alkyl group expressed by a general formula CnH2n+1, in which n is a natural number. The number of alkyl groups is greater than the number of phenyl groups in the siloxane resin.Type: ApplicationFiled: April 11, 2017Publication date: October 12, 2017Inventors: Jumpei SATO, Ryo MATSUOKA, Shinya ISHIKAWA
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Publication number: 20170164818Abstract: An imaging unit includes: a semiconductor package having an image sensor and having a first connection electrode on a back face thereof; a first multi-layer substrate having layered substrates and having second and third connection electrodes respectively on front and back faces of the first multi-layer substrate, the second connection electrode being configured to be connected to the first connection electrode; a second multi-layer substrate having layered substrates, the second multi-layer substrate being configured to be connected to the back face of the first multi-layer substrate such that a layer direction of the second multi-layer substrate is perpendicular to a layer direction of the first multi-layer substrate; an electronic component mounted inside the first multi-layer substrate; and cables configured to be connected to the second multi-layer substrate. The first and second multi-layer substrates lie within a projected plane in an optical axis direction of the semiconductor package.Type: ApplicationFiled: February 27, 2017Publication date: June 15, 2017Applicant: OLYMPUS CORPORATIONInventors: Shinya ISHIKAWA, Yuichi WATAYA, Akira MURAMATSU
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Publication number: 20170150875Abstract: An imaging module includes: a chip size package having an image sensor that has a light receiving unit on a front side of the image sensor, the chip size package having connection lands on a back side of the image sensor; a circuit board having connection electrodes being electrically and mechanically connected to the connection lands of the chip size package through bumps; and an underfill material filled into a gap between the chip size package and the circuit board. The circuit board and the underfill material are provided within a projection plane on which the chip size package is projected in an optical axis direction of the image sensor. The circuit board has a cutout portion on a side surface thereof orthogonal to a connection surface of the circuit board with the chip size package such that the cutout portion is open to at least the connection surface.Type: ApplicationFiled: February 14, 2017Publication date: June 1, 2017Applicant: OLYMPUS CORPORATIONInventors: Toshiyuki SHIMIZU, Hiroyuki MOTOHARA, Toshiyuki FUJII, Shinya ISHIKAWA
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Patent number: 9592583Abstract: A polishing brush includes: a brush body that includes a cylindrical base section and linear abrasive materials extending from a bottom surface of one side of the base section along a direction of a center of an axis of the base section, and removes burrs and performs polishing on a surface of a workpiece metal by relatively moving the abrasive materials and the workpiece metal while tips of the abrasive materials come into contact with a surface of the workpiece metal; a brush guide that is coaxial with the center of the axis and is disposed on the outside of the brush body in a radial direction so that the tips of the abrasive materials protrude from an end portion; and a displacement mechanism that changes protruding lengths of the abrasive materials from the end portion.Type: GrantFiled: December 4, 2014Date of Patent: March 14, 2017Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Shinya Ishikawa, Michihiro Yamamoto, Satoru Shibata, Takamichi Hirasawa
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Patent number: 9577182Abstract: A magnetoresistance effect element and a magnetic memory having thermal stability expressed by a thermal stability factor of 70 or more even with a fine junction size. The magnetoresistance effect element includes a first magnetic layer of an invariable magnetization direction forming a reference layer, a second magnetic layer of a variable magnetization direction forming a recording layer, and a first non-magnetic layer disposed between the first and second magnetic layers in a thickness direction of the first and second magnetic layers. At least one of the first and second magnetic layers has the following relationship between D (nm) and t (nm): D<0.9t+13, where D is a junction size corresponding to the length of a longest straight line on an end surface perpendicular to the thickness direction, and t is a layer thickness. The junction size is 30 nm or less.Type: GrantFiled: October 20, 2014Date of Patent: February 21, 2017Assignee: TOHOKU UNIVERSITYInventors: Shoji Ikeda, Hideo Sato, Shunsuke Fukami, Michihiko Yamanouchi, Fumihiro Matsukura, Hideo Ohno, Shinya Ishikawa
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Publication number: 20170044981Abstract: A gas turbine combustor comprising a plurality of cooling air passages (27A) through which bled pressurized air flows from downstream of a combustion gas flow toward upstream, the plurality of cooling air passages (27A) being disposed in a wall portion (26) side by side and aligned in a flow direction of a combustion gas; wherein the plurality of cooling air passages (27A) are divided via a passage transition groove portion (33) into upstream cooling air passages (27A1) disposed closer to bled pressurized air inlet holes (30a) and downstream cooling air passages (27A2) disposed closer to bled pressurized air outlet holes (30b), and center lines (C1) of the upstream cooling air passages are non-collinear with center lines (C2) of the downstream cooling air passages.Type: ApplicationFiled: April 25, 2014Publication date: February 16, 2017Applicant: MITSUBISHI HITACHI POWER SYSTEMS, LTD.Inventors: Yoshiaki Yamaguchi, Satoshi Mizukami, Tomoyuki Hirata, Junichiro Masada, Tetsu Konishi, Kazumasa Takata, Hiroyuki Yamazaki, Takuya Suzuki, Shinya Ishikawa
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Patent number: 9512781Abstract: In a cooling structure for a recovery-type air-cooled gas turbine combustor having a recovery-type air-cooling structure that bleeds, upstream of the combustor, and pressurizes compressed air supplied from a compressor, that uses the bled and pressurized air to cool a wall, and that recovers and reuses the bled and pressurized air as combustion air for burning fuel in the combustor together with a main flow of the compressed air, wall cooling in which cooling air is supplied to cooling air passages formed in the wall of the combustor to perform cooling involves a downstream wall region, closer to a turbine, that is cooled using the bled and pressurized air as the cooling air and an upstream wall region, closer to a burner, that is cooled using, as the cooling air, bled compressed air bled from a main flow of the compressed air through a housing inner space.Type: GrantFiled: August 10, 2011Date of Patent: December 6, 2016Assignees: MITSUBISHI HITACHI POWER SYSTEMS, LTD., TOHOKU ELECTRIC POWER CO., INC.Inventors: Satoshi Mizukami, Tatsuo Ishiguro, Junichiro Masada, Kazumasa Takata, Shunsuke Torii, Yuya Fukunaga, Tetsu Konishi, Yoshiaki Nishimura, Yoshiaki Igarashi, Shinya Ishikawa
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Publication number: 20160347097Abstract: A power supply apparatus includes a power source unit configured to supply electric power to an electric load, a capacitor connected to a power supply line extending from the power supply unit to the electric load, a charge circuit configured to charge the capacitor while restricting a current value of the electric power supplied from the power source unit, a specifying unit configured to specify a voltage value of the capacitor, a first determination unit configured to determine whether the charge of the capacitor is completed in accordance with the voltage specified by the specifying unit, and a second determination unit configured to determine whether the voltage specified by the specifying unit is equal to or smaller than an error threshold value after the first determination unit determines that the charge of the capacitor is completed.Type: ApplicationFiled: May 23, 2016Publication date: December 1, 2016Inventors: Yasufumi Ogasawara, Takashi Sakai, Hisao Okita, Shinya Ishikawa, Toru Oshika
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Publication number: 20160347059Abstract: A control apparatus including a power supply unit configured to supply electric power, comprises: a capacitor connected to a power supply line extending from the power supply unit to a printhead; a discharge circuit configured to release charge stored in the capacitor; and a control unit configured to control a current value during a discharge operation by the discharge circuit, such that the current value increases as a voltage value of the capacitor decreases.Type: ApplicationFiled: May 12, 2016Publication date: December 1, 2016Inventors: Shinya Ishikawa, Yasufumi Ogasawara, Hisao Okita, Takashi Sakai, Toru Oshika
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Publication number: 20160347103Abstract: A power supply apparatus includes a power source unit supplying power to an electric load through a power supply line, a capacitor connected to the power supply line, a charge circuit charging the capacitor while restricting a current value of the power supplied from the power source unit, a detection unit detecting a voltage value of the capacitor, a controller which switches, after the charge of the capacitor is completed, a current value of the charge circuit to a first current value smaller than a current value supplied before the charge of the capacitor is completed, a first determination unit determining whether a first condition is satisfied based on the voltage value detected by the detection unit after the charge of the capacitor is completed, and a second determination unit determining whether an error process is to be performed based on a determination result of the first determination unit.Type: ApplicationFiled: May 24, 2016Publication date: December 1, 2016Inventors: Hisao Okita, Yasufumi Ogasawara, Takashi Sakai, Toru Oshika, Shinya Ishikawa
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Patent number: 9462933Abstract: An image pickup unit for an endoscope includes: an image pickup device including a plurality of connection terminal portions arrayed on a back face that is a surface opposite to a light-receiving surface; a planar rigid printed wiring board including a substrate connection portion and an electric cable connection portion; a flexible printed wiring board including a fixation portion connected to the image pickup device and the rigid printed wiring board, an extension portion extending from an outer periphery of the fixation portion, and a flexed portion provided at a boundary between the fixation portion and the extension portion; an electric cable connected to the electric cable connection portion of the rigid printed wiring board; and an electronic component mounted on the extension portion of the flexible printed wiring board.Type: GrantFiled: October 13, 2015Date of Patent: October 11, 2016Assignee: OLYMPUS CORPORATIONInventor: Shinya Ishikawa
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Publication number: 20160233416Abstract: A magnetoresistance effect element and a magnetic memory having thermal stability expressed by a thermal stability factor of 70 or more even with a fine junction size. The magnetoresistance effect element includes a first magnetic layer of an invariable magnetization direction forming a reference layer, a second magnetic layer of a variable magnetization direction forming a recording layer, and a first non-magnetic layer disposed between the first and second magnetic layers in a thickness direction of the first and second magnetic layers. At least one of the first and second magnetic layers has the following relationship between D (nm) and t (nm): D<0.9t+13, where D is a junction size corresponding to the length of a longest straight line on an end surface perpendicular to the thickness direction, and t is a layer thickness. The junction size is 30 nm or less.Type: ApplicationFiled: October 20, 2014Publication date: August 11, 2016Applicant: TOHOKU UNIVERSITYInventors: Shoji IKEDA, Hideo SATO, Shunsuke FUKAMI, Michihiko YAMANOUCHI, Fumihiro MATSUKURA, Hideo OHNO, Shinya ISHIKAWA
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Patent number: 9303378Abstract: Provided is foreign-object offshore processing system, including foreign-object inflow prevention devices configured to prevent inflow of foreign object into water intake and provided at interval. Each device includes: collecting pontoon serving as inlet of foreign object and provided to float on sea surface of pool defined by curtain wall, the pool being for drawing cooling sea water from sea toward water intake; bottom net spreading toward sea bottom on upstream side of water intake channel in triangular shape with collecting pontoon as vertex; longitudinal net fixed to two floating chains in suspended manner to spread out in surface area of sea, the two floating chains extending on sea surface from collecting pontoon in correspondence with two sides extending from vertex of triangular shape forming bottom net; and lateral net spreading between bottom net and at least portion of longitudinal net, wherein horizontal net cover covers interval between adjacent devices.Type: GrantFiled: March 2, 2011Date of Patent: April 5, 2016Assignees: TOHOKU ELECTRIC POWER CO., INC., KANAE CORPORATION, HIMEJI-ECOTECH CO., LTD.Inventors: Shinya Ishikawa, Takashi Saito, Kyoichi Shimizu, Masaki Suzuki, Kota Shioda, Masaru Ieyasu
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Publication number: 20160029879Abstract: An image pickup unit for an endoscope includes: an image pickup device including a plurality of connection terminal portions arrayed on a back face that is a surface opposite to a light-receiving surface; a planar rigid printed wiring board including a substrate connection portion and an electric cable connection portion; a flexible printed wiring board including a fixation portion connected to the image pickup device and the rigid printed wiring board, an extension portion extending from an outer periphery of the fixation portion, and a flexed portion provided at a boundary between the fixation portion and the extension portion; an electric cable connected to the electric cable connection portion of the rigid printed wiring board; and an electronic component mounted on the extension portion of the flexible printed wiring board.Type: ApplicationFiled: October 13, 2015Publication date: February 4, 2016Applicant: OLYMPUS CORPORATIONInventor: Shinya ISHIKAWA
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Publication number: 20150165584Abstract: A polishing brush includes: a brush body that includes a cylindrical base section and linear abrasive materials extending from a bottom surface of one side of the base section along a direction of a center of an axis of the base section, and removes burrs and performs polishing on a surface of a workpiece metal by relatively moving the abrasive materials and the workpiece metal while tips of the abrasive materials come into contact with a surface of the workpiece metal; a brush guide that is coaxial with the center of the axis and is disposed on the outside of the brush body in a radial direction so that the tips of the abrasive materials protrude from an end portion; and a displacement mechanism that changes protruding lengths of the abrasive materials from the end portion.Type: ApplicationFiled: December 4, 2014Publication date: June 18, 2015Applicant: Aisin Seiki Kabushiki KaishaInventors: Shinya ISHIKAWA, Michihiro YAMAMOTO, Satoru SHIBATA, Takamichi HIRASAWA
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Publication number: 20140290741Abstract: A photoelectric conversion device is disclosed. The photoelectric conversion device includes: first and second electrode layers on a main surface of a substrate, separated by a space; a first semiconductor layer having a first conductivity type and containing crystal grains; a second semiconductor layer on the first semiconductor layer, having a second conductivity type different from the first conductivity type; and one or more first connection conductors on the second electrode layer, coupled to a side of the second semiconductor, and electrically connecting the second semiconductor layer to the second electrode layer. The first semiconductor layer includes: a first portion on the first electrode layer, including crystal grains having a first average size; a second portion disposed at the space on the substrate; and a third portion on the second electrode layer, including crystal grains having a second average size that is larger than the first average size.Type: ApplicationFiled: July 27, 2012Publication date: October 2, 2014Applicant: KYOCERA CorporationInventors: Kazumasa Umesato, Yukari Hashimoto, Shinya Ishikawa