Patents by Inventor Kohei Matsumoto
Kohei Matsumoto 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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Patent number: 12180320Abstract: Provided are a low-viscosity ultraviolet curable silicone composition capable of being used even in a surface exposure method and a lift-up method etc.; and a cured product superior in tensile strength and elongation at break.Type: GrantFiled: December 29, 2023Date of Patent: December 31, 2024Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Nobuaki Matsumoto, Kohei Otake, Taichi Kitagawa, Tsuyoshi Matsuda, Toshiyuki Ozai
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Patent number: 12168745Abstract: (A) an organopolysiloxane having, per molecule, two groups each represented by formula (1) (R1 represents a C1-20 monovalent hydrocarbon group, R2 represents an oxygen atom or the like, R3 represents an acryloyloxyalkyl group or the like, and p and a respectively represent numbers satisfying 0-10 and 1-3); (B) a monofunctional (meth)acrylate compound not including a siloxane structure; (C) an organopolysiloxane resin which comprises a unit (a) represented by formula (2) (R1, R2, R3, a, and p are identical to those described above), a R43SiO1/2 unit (b) (in the formula, R4 represents a monovalent hydrocarbon group having 1-10 carbon atoms), and a SiO4/2 unit (c), and in which the mole ratio of the total of units (a) and (b) to unit (c) is in a range of 0.4 to 1.2:1; and (D) a photoinitiator.Type: GrantFiled: October 25, 2019Date of Patent: December 17, 2024Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Kohei Otake, Taichi Kitagawa, Nobuaki Matsumoto, Toshiyuki Ozai, Yoshinori Ogawa
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Publication number: 20240393180Abstract: An interferometer including an analysis unit and a length measurement unit, wherein the analysis unit includes an analysis optical system that includes a first light source configured to emit an analysis light, a moving mirror that reflects the analysis light, and a first light receiving element that receives the analysis light, and is used for analysis of the sample using interference of the analysis light, and a mirror drive unit that drives the moving mirror based on a mirror drive signal, the length measurement unit includes a length measurement optical system that includes a laser source, a light modulator that adds a modulation component by modulating a frequency of the laser beam using a vibrating element, and a second light receiving element that receives the laser beam including the length measurement component and the modulation component generated when the moving mirror is irradiated with the laser beam, and outputs a second received light signal, and is used for detection of a position of the moviType: ApplicationFiled: May 23, 2024Publication date: November 28, 2024Inventors: Kohei YAMADA, Tetsuro MATSUMOTO
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Patent number: 12149121Abstract: A stator may include a stator core and a coil. The stator core may include: a first portion; a second portion; and a first intermediate portion interposed between the first portion and the second portion in the axial direction. A first segment conductor and a second segment conductor may overly each other in a circumferential direction of the stator core hr a slot within an area of the first intermediate portion. A first side surface may include a first protrusion provided by the first intermediate portion protruding with respect to the first portion and the second portion. The first segment conductor and the second segment conductor may be held between the first protrusion and a second side surface such that the first, segment conductor and the second segment conductor are connected with each other.Type: GrantFiled: May 20, 2022Date of Patent: November 19, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kohei Watanabe, Masashi Matsumoto, Hiroshi Inano
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Patent number: 12116438Abstract: A thermoplastic resin composition including polycarbonate and ABS resin having superior impact resistance, chemical resistance, flowability, and color phase, and a molded article thereof is provided. A thermoplastic resin composition includes maleimide based copolymer (A) including aromatic vinyl monomer unit, vinyl cyanide monomer unit, and maleimide monomer unit; polycarbonate (B); and at least one resin (C) selected from the group including ABS resin, ASA resin, AES resin, and SAN resin; wherein: the maleimide monomer unit is contained by 0.5 to 10 mass % and the polycarbonate (B) is contained by 20 to 70 mass % in 100 mass % of the thermoplastic resin composition.Type: GrantFiled: February 21, 2020Date of Patent: October 15, 2024Assignee: DENKA COMPANY LIMITEDInventors: Masanori Matsumoto, Kohei Nishino
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Patent number: 12092970Abstract: An image forming apparatus, to which a cartridge including a developer accommodating portion for accommodating a developer is detachably mountable, includes an image bearing member, an exposure unit configured to expose the image bearing member to light to form an electrostatic latent image on the image bearing member, a light receiving sensor provided in the cartridge and configured to receive the light emitted from the exposure unit, and a controller configured to detect vibration of the cartridge from a light reception value of the light received by the light receiving sensor. In a case in which the cartridge is removed from the image forming apparatus, the light receiving sensor is removed from the image forming apparatus together with the cartridge.Type: GrantFiled: March 30, 2022Date of Patent: September 17, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Kohei Matsuda, Junko Hirata, Kazunori Hashimoto, Yasushi Katsuta, Makoto Hayashida, Yasunori Toriyama, Hiroomi Matsuzaki, Fumito Nonaka, Kazuki Matsumoto, Tetsuya Nishiguchi
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Publication number: 20240279372Abstract: A maleimide-based copolymer containing: 40% to 65% by mass of an aromatic vinyl-based monomer unit; and 35% to 60% by mass of a maleimide-based monomer unit, in which a residual amount of an aromatic vinyl-based monomer is 200 to 2000 ppm by mass, and a residual amount of a maleimide-based monomer is 30 to 400 ppm by mass.Type: ApplicationFiled: June 8, 2021Publication date: August 22, 2024Applicant: Denka Company LimitedInventors: Masanori MATSUMOTO, Kohei NISHINO
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Publication number: 20240250105Abstract: A semiconductor apparatus according to the present invention includes: a semiconductor component including a cell array and a plurality of wirings; and a semiconductor component including a plurality of pads connected to the semiconductor component including the cell array. A first row pad connected to a row wiring connected to a first cell and a second cell, a second row pad connected to a row wiring connected to a third cell and a fourth cell, and a column pad connected to a column wiring connected to the first cell and the third cell are arranged such that a straight line connecting the first row pad and the column pad crosses a straight line connecting the second row pad and the column pad.Type: ApplicationFiled: April 3, 2024Publication date: July 25, 2024Inventors: Kohei Matsumoto, Hideo Kobayashi, Daisuke Yoshida
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Patent number: 12041727Abstract: Provided are a surface-treated glass cloth that enables the reliability of a printed wiring board to be improved, a prepreg, and a printed wiring board. In the surface-treated glass cloth, a surface-treated layer contains a silane coupling agent, the amount of carbon attached of an adhering component of the surface-treated layer is in the range of 0.030 to 0.060% by mass, the arithmetic average height of the surface of the adhering component of the surface-treated layer is in the range of 1.0 to 3.0 nm, and the product of the amount of carbon attached of the adhering component and the arithmetic average height of the surface of the adhering component is in the range of 0.060 to 0.100.Type: GrantFiled: July 12, 2021Date of Patent: July 16, 2024Assignee: Nitto Boseki Co., Ltd.Inventors: Kazutaka Adachi, Kohei Matsumoto
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Patent number: 11978755Abstract: A semiconductor apparatus according to the present invention includes: a semiconductor component including a cell array and a plurality of wirings; and a semiconductor component including a plurality of pads connected to the semiconductor component including the cell array. A first row pad connected to a row wiring connected to a first cell and a second cell, a second row pad connected to a row wiring connected to a third cell and a fourth cell, and a column pad connected to a column wiring connected to the first cell and the third cell are arranged such that a straight line connecting the first row pad and the column pad crosses a straight line connecting the second row pad and the column pad.Type: GrantFiled: June 18, 2020Date of Patent: May 7, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Kohei Matsumoto, Hideo Kobayashi, Daisuke Yoshida
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Patent number: 11846731Abstract: Provided is a distance detection device attached to a position at which it surrounds a camera lens device. The distance detection device has a light emitting element configured to irradiate a target region with irradiation light and a light receiving element configured to receive reflected light of the irradiation light from a target in the target region. The distance detection device acquires distance information indicating a distance to the target on the basis of a time until the light receiving element receives the reflected light after the light emitting element performs irradiation with the irradiation light and communicates the distance information.Type: GrantFiled: July 29, 2020Date of Patent: December 19, 2023Assignee: Canon Kabushiki KaishaInventors: Kohei Matsumoto, Katsuhiro Doshin, Ayumu Nemoto, Dai Naito, Yuto Suzuki
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Publication number: 20230258913Abstract: An optical apparatus includes first and second lens groups, a guide barrel having a straight-guiding groove, a cam barrel, and an interlocking member having a first coupling portion. The cam barrel includes a first cam groove that moves the first lens group and a second cam groove that is different from the first cam groove and moves the interlocking member. When the second lens group changes a focal length range of an optical system from a second focal length range to a first focal length range, the first lens group is moved in a direction of an optical axis by the straight-guiding groove and the first cam groove, the interlocking member is moved in the direction of the optical axis by the straight-guiding groove and the second cam groove, and the first coupling portion withdraws the second lens group to outside of an optical path of the first lens group.Type: ApplicationFiled: December 14, 2022Publication date: August 17, 2023Inventors: TORU ISHIMASA, MITSURU MOROHASHI, TOSHIHIRO OGAWA, KOHEI MATSUMOTO
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Publication number: 20230258594Abstract: The present invention provides an electrode including: an electrode layer comprising an electrode material and a glucose oxidoreductase; a permeation restricting layer covering the enzyme electrode layer; and a glucose diffusion layer comprising a hydrophilic substance and disposed between the enzyme electrode layer and the permeation restricting layer.Type: ApplicationFiled: February 13, 2023Publication date: August 17, 2023Applicant: ARKRAY, Inc.Inventor: Kohei MATSUMOTO
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Publication number: 20230243361Abstract: A blower includes a blower fan, a direct current motor, and a motor controller. The direct current motor rotationally drives the blower fan. The motor controller controls the direct current motor. In controlling the direct current motor, the motor controller uses a control method selected out of a plurality of control methods having characteristic curves that incline differently from one another and intersect one another. Each of the characteristic curves represents an air volume versus static pressure relationship of the blower fan.Type: ApplicationFiled: July 30, 2020Publication date: August 3, 2023Applicant: Mitsubishi Electric CorporationInventors: Kohei MATSUMOTO, Atsuo DOI, Yoshihiro FUKAYA
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Publication number: 20230136002Abstract: An optical device includes a first lens group corresponding to a first optical axis, and a second lens group corresponding to a second optical axis and configured to change a focal length range of an optical system from a first focal length range to a second focal length range by being disposed on the first optical axis on a side of the first lens group adjacent to an image plane. The first lens group moves toward the image plane in a first direction parallel to the first optical axis. The second lens group moves in a second direction to allow at least part of the second lens group to overlap at least part of the first lens group in the first direction, and the second optical axis withdraws from the first optical axis.Type: ApplicationFiled: October 20, 2022Publication date: May 4, 2023Inventors: Toru Ishimasa, Toshihiro Ogawa, Kohei Matsumoto, Mitsuru Morohashi
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Publication number: 20230071895Abstract: Provided are a surface-treated glass cloth that enables the reliability of a printed wiring board to be improved, a prepreg, and a printed wiring board. In the surface-treated glass cloth, a surface-treated layer contains a silane coupling agent, the amount of carbon attached of an adhering component of the surface-treated layer is in the range of 0.030 to 0.060% by mass, the arithmetic average height of the surface of the adhering component of the surface-treated layer is in the range of 1.0 to 3.0 nm, and the product of the amount of carbon attached of the adhering component and the arithmetic average height of the surface of the adhering component is in the range of 0.060 to 0.100.Type: ApplicationFiled: July 12, 2021Publication date: March 9, 2023Inventors: Kazutaka ADACHI, Kohei MATSUMOTO
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Patent number: 11584687Abstract: The surface-treated glass cloth includes a surface treatment layer on a surface, and the surface treatment layer includes: a first silane coupling agent containing at least one amine selected from the group consisting of a primary amine, a secondary amine and a tertiary amine and containing no quaternary ammonium cation; a second silane coupling agent containing at least one quaternary ammonium cation; an organic acid; and a surfactant. A total content of the first silane coupling agent and the second silane coupling agent is 0.05 to 1.20 mass% based on the total amount of the surface-treated glass cloth, a ratio of a molar content of the first silane coupling agent to a molar content of the second silane coupling agent is 1.1 to 10.0, and a content of the organic acid is 50 to 300 ppm based on the total amount of the surface-treated glass cloth.Type: GrantFiled: August 24, 2020Date of Patent: February 21, 2023Assignee: Nitto Boseki Co., Ltd.Inventors: Kazutaka Adachi, Kohei Matsumoto, Hiromitsu Miyagi
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Patent number: 11503231Abstract: An imaging device includes a first chip on which a plurality of first blocks is arranged in a matrix, and a second chip which includes a first block scanning circuit and a second block scanning circuit. The second chip includes a selection circuit configured to select driving timing given to a plurality of pixels, based on a signal output from the first block scanning circuit and a signal output from the second block scanning circuit. A second block includes a circuit other than the selection circuit.Type: GrantFiled: November 3, 2020Date of Patent: November 15, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Kohei Matsumoto, Hirofumi Totsuka, Katsuhito Sakurai, Kohichi Nakamura
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Publication number: 20220267204Abstract: The surface-treated glass cloth includes a surface treatment layer on a surface, and the surface treatment layer includes: a first silane coupling agent containing at least one amine selected from the group consisting of a primary amine, a secondary amine and a tertiary amine and containing no quaternary ammonium cation; a second silane coupling agent containing at least one quaternary ammonium cation; an organic acid; and a surfactant. A total content of the first silane coupling agent and the second silane coupling agent is 0.05 to 1.20 mass% based on the total amount of the surface-treated glass cloth, a ratio of a molar content of the first silane coupling agent to a molar content of the second silane coupling agent is 1.1 to 10.0, and a content of the organic acid is 50 to 300 ppm based on the total amount of the surface-treated glass cloth.Type: ApplicationFiled: August 24, 2020Publication date: August 25, 2022Inventors: Kazutaka ADACHI, Kohei MATSUMOTO, Hiromitsu MIYAGI
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Patent number: 11400406Abstract: A wet abatement system which can suppress the accumulation of foreign matters in a treatment gas line is proposed. There is provided a wet abatement system for detoxifying treatment gas by bringing the treatment gas into contact with liquid. The wet abatement system includes an inlet casing having an inlet port from which the treatment gas is let in and an outlet port provided below the inlet port and through which the treatment gas flows, and a liquid film forming device provided between the inlet port and the outlet port and configured to form a liquid film on an inner wall surface of the inlet casing. A heater configured to heat the inlet casing is embedded in an interior of a wall portion of the inlet casing, the wall portion constituting a portion situated above the liquid film forming device.Type: GrantFiled: February 20, 2019Date of Patent: August 2, 2022Assignee: EBARA CORPORATIONInventors: Takanori Inada, Kazumasa Hosotani, Kazutomo Miyazaki, Kohei Matsumoto