Patents by Inventor Atsushi Ishikawa
Atsushi 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: 20240154504Abstract: Rotor has P magnetic poles each formed by a permanent magnet. Three-phase coils are wound on a stator core in distribution winding. The three-phase coils have a first phase coil disposed on the outermost side, a second phase coil disposed on the innermost side, and a third phase coil disposed therebetween. Each coil has P winding portions. The permanent magnet is magnetized by a first magnetizing step performed in a state where the rotor is rotated by an angle ? in a first direction, and a second magnetizing step performed in a state where the rotor is rotated by the angle ? in a second direction. In each magnetizing step, the third phase coil is opened, the first and second phase coils are connected in series, and magnetization current is applied to the first and second phase coils.Type: ApplicationFiled: April 12, 2021Publication date: May 9, 2024Inventors: Atsushi ISHIKAWA, Atsushi MATSUOKA
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Patent number: 11973373Abstract: A rotor includes an electromagnetic steel sheet, a first permanent magnet, and a second permanent magnet. The electromagnetic steel sheet includes a first magnet insertion hole and a second magnet insertion hole that are arranged in a V shape, and also includes a center rib between the first magnet insertion hole and the second magnet insertion hole. The rotor satisfies T?W1?2×T?W2, where T is a thickness of the electromagnetic steel sheet, W1 is a minimum width of the center rib, and W2 is a maximum width of the center rib.Type: GrantFiled: October 30, 2018Date of Patent: April 30, 2024Assignee: Mitsubishi Electric CorporationInventor: Atsushi Ishikawa
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Patent number: 11974220Abstract: A network node is a first network node in a VPLMN (Visited Public land mobile network), the network node including a receiving unit configured to receive information relating to network selection, from a second network node in an HPLMN (Home Public land mobile network); a transmitting unit configured to transmit the information relating to network selection, to a user equipment; and a control unit configured to transmit, to the second network node, a response indicating that the user equipment was unable to receive the information relating to network selection, when a response, with respect to the information relating to network selection transmitted to the user equipment, is not received from the user equipment.Type: GrantFiled: January 8, 2020Date of Patent: April 30, 2024Assignee: NTT DOCOMO, INC.Inventors: Hiroshi Ishikawa, Shinya Takeda, Maoki Hikosaka, Atsushi Minokuchi, Kenichiro Aoyagi, Ban Al-Bakri
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Publication number: 20240134220Abstract: An optical scan device includes an optical waveguide array, including a plurality of optical waveguides each of which propagates light along a first direction, that emits a light beam, the plurality of optical waveguides being arranged in a second direction that intersects the first direction, a phase shifter array including a plurality of phase shifters connected separately to each of the plurality of optical waveguides, a control circuit that controls a phase shift amount of each of the plurality of phase shifters and/or inputting of light to each of the plurality of phase shifters and thereby controls a direction and shape of the light beam that is emitted from the optical waveguide array, a photodetector that detects the light beam reflected by a physical object, and a signal processing circuit that generates distance distribution data on the basis of output from the photodetector.Type: ApplicationFiled: December 5, 2023Publication date: April 25, 2024Inventors: Yasuhisa INADA, Atsushi Ishikawa, Yumiko Kato
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Patent number: 11956714Abstract: A user equipment includes a receiving unit configured to receive, from a network node in a VPLMN (Visited Public land mobile network), information indicating a PLMN to be prioritized and information indicating a trigger of PLMN selection; and a control unit configured to execute the PLMN selection, based on the information indicating the PLMN to be prioritized and the information indicating the trigger of the PLMN selection.Type: GrantFiled: January 8, 2020Date of Patent: April 9, 2024Assignee: NTT DOCOMO, INC.Inventors: Shinya Takeda, Hiroshi Ishikawa, Maoki Hikosaka, Kenichiro Aoyagi, Atsushi Minokuchi, Ban Al-Bakri
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Publication number: 20240111358Abstract: An information processing apparatus including circuitry that acquires information indicating a spatial relationship between a real object and a virtual object, and initiate generation of a user feedback based on the acquired information, the user feedback being displayed to be augmented to a generated image obtained based on capturing by an imaging device, or augmented to a perceived view of the real world, and wherein a characteristic of the user feedback is changed when the spatial relationship between the real object and the virtual object changes.Type: ApplicationFiled: December 6, 2023Publication date: April 4, 2024Inventors: ATSUSHI ISHIHARA, TSUYOSHI ISHIKAWA, HIROYUKI AGA, KOICHI KAWASAKI, MITSURU NISHIBE, YUJI KUSANO
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Publication number: 20240112918Abstract: A plasma processing system includes: first and second processing chambers having respective first and second substrate supports; a transport chamber connected to the first and second processing chambers, and having a transport device; and a controller that executes processing of (a) disposing a substrate including a silicon-containing film having a recess portion and a mask on the silicon-containing film on the first substrate support of the first processing chamber, (b) forming a carbon-containing film on a side wall of the silicon-containing film defining the recess portion in the first processing chamber, (c) transporting the substrate from the first processing chamber to the second processing chamber via the transport chamber and disposing the substrate on the second substrate support, and (d) etching a bottom portion of the recess portion where the carbon-containing film is formed by using a plasma formed from a first processing gas in the second processing chamber.Type: ApplicationFiled: October 3, 2023Publication date: April 4, 2024Inventors: Noboru SAITO, Yuta NAKANE, Atsushi TAKAHASHI, Shinya ISHIKAWA, Satoshi OHUCHIDA, Maju TOMURA
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Patent number: 11947300Abstract: An image forming system includes an image forming apparatus, a cutting apparatus, and a controller. The cutting apparatus includes a conveyance path, a first cutting unit configured to cut, at a cutting position with respect to a conveyance direction of the sheet on the conveyance path, the sheet in a width direction perpendicularly intersecting with the conveyance direction, and a second cutting unit configured to cut, at a cutting position with respect to the width direction, the sheet in the conveyance direction. The controller is configured to control the cutting apparatus such that, in a case where the sheet is cut neither with the first cutting unit nor with the second cutting unit, the sheet is conveyed through the conveyance path with the first cutting unit and the second cutting unit retreated not to contact with the sheet passing through the conveyance path.Type: GrantFiled: June 30, 2022Date of Patent: April 2, 2024Assignee: Canon Kabushiki KaishaInventors: Atsushi Takada, Tadashi Iwakawa, Rin Ishikawa
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Patent number: 11943700Abstract: In 5G cell (230) of 5G system (200), upon detecting that access to the 5G system (200) is barred, the 5G system (200) is congested, 5G core network (220) of the 5G system (200) does not support IMS-type communication service, or fallback to 4G system (300) is instructed, UE (100) selects 4G cell (330) of the 4G system (300) as a target cell for connection. The UE (100) transmits a connection request signal for the IMS-type communication service to the target cell for connection.Type: GrantFiled: September 12, 2018Date of Patent: March 26, 2024Assignee: NTT DOCOMO, INC.Inventors: Kenichiro Aoyagi, Hiroshi Ishikawa, Atsushi Minokuchi, Shinya Takeda
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Patent number: 11938884Abstract: The present invention provides: an airbag cover which is formed by integrally joining a first base fabric and a second base fabric having mutually different characteristics, and has a joint portion that ensures high productivity in mass production; a method for manufacturing the airbag cover; and an airbag device. The present invention relates to an airbag cover for storing a bag-shaped cushion which is rolled up or folded before being inflated and deployed by a gas supplied from an inflater, and relates to a method for manufacturing the airbag cover. The airbag cover is characterized by comprising a first base fabric made of a plain-woven fabric or a non-woven fabric made from chemical fibers, and a second base fabric containing fibers different from the fibers constituting the first base fabric, and having an initial tensile resistance value higher than an initial tensile resistance value of the first base fabric.Type: GrantFiled: June 4, 2021Date of Patent: March 26, 2024Assignees: Asahi Kasei Advance Corporation, Autoliv Development AB, Asahi Kasei Advance (Thailand) Co., Ltd.Inventors: Akira Ishikawa, Atsushi Kobayashi, Yuto Kobayashi
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Patent number: 11942827Abstract: A rotor includes an electromagnetic steel sheet, a first permanent magnet, and a second permanent magnet. The electromagnetic steel sheet includes a first magnet insertion hole and a second magnet insertion hole that are arranged in a V shape, and also includes a center rib between the first magnet insertion hole and the second magnet insertion hole. The rotor satisfies T?W1?2×T?W2, where T is a thickness of the electromagnetic steel sheet, W1 is a minimum width of the center rib, and W2 is a maximum width of the center rib.Type: GrantFiled: October 30, 2018Date of Patent: March 26, 2024Assignee: Mitsubishi Electric CorporationInventor: Atsushi Ishikawa
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Patent number: 11934022Abstract: A photoelectric fiber includes a fiber including a core through which light is guided; an electrical unit formed continuously with the fiber, the electrical unit being configured to house a photoelectric conversion chip including a photoelectric conversion element; and an external electrode formed on a front surface of at least one of the fiber or the electrical unit, wherein the photoelectric conversion chip is optically connected to the core and electrically connected to the external electrode.Type: GrantFiled: July 18, 2019Date of Patent: March 19, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Norio Sato, Atsushi Aratake, Makoto Abe, Takuya Tanaka, Kota Shikama, Takao Fukumitsu, Hiroshi Ishikawa
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Publication number: 20240077359Abstract: An optical filter includes a filter array including filters two-dimensionally arrayed and a band-pass filter. The filters includes first and second filters. A transmission spectrum of each of the first and second filters has local maximum values of transmittance at three or more wavelengths included in a first wavelength region. The band-pass filter passes light in a second wavelength region including two or more wavelengths of the three or more wavelengths and not including one or more wavelengths of the three or more wavelengths. The filter array and the band-pass filter are disposed so that (a) the band-pass filter is located on an optical path of light that passes through the first and second filters or (b) the first and second filters are located on an optical path of light that passes through the band-pass filter.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Inventors: YASUHISA INADA, ATSUSHI ISHIKAWA
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Patent number: 11916438Abstract: A magnetization ring is disposed between a rotor and a core portion surrounding the rotor, the rotor having permanent magnets and inter-pole portions which are arranged in a circumferential direction about an axis. The magnetization ring has a magnetic portion facing the center of the permanent magnet in the circumferential direction, and a nonmagnetic portion facing the inter-pole portion of the rotor.Type: GrantFiled: June 4, 2019Date of Patent: February 27, 2024Assignee: Mitsubishi Electric CorporationInventors: Takanori Watanabe, Atsushi Matsuoka, Atsushi Ishikawa
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Patent number: 11888353Abstract: A motor includes a rotor rotatable about a rotation axis, and a stator surrounding the rotor so as to form an air gap between the stator and the rotor. The rotor has a rotor core having a magnet insertion hole and a rare earth magnet provided in the magnet insertion hole. The rotor core has a plurality of slits on an outer side of the magnet insertion hole in a radial direction about the rotation axis. Each of the plurality of slits has a length in the radial direction which is longer than a length in a circumferential direction about the rotation axis. The plurality of slits have a uniform minimum distance to the magnet insertion hole. When the minimum distance is expressed as T and the air gap is expressed as G, 2.75?T/G?5.25 is satisfied.Type: GrantFiled: April 10, 2018Date of Patent: January 30, 2024Assignee: Mitsubishi Electric CorporationInventor: Atsushi Ishikawa
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Publication number: 20240030791Abstract: A magnetizing apparatus is to magnetize a permanent magnet of a motor. The motor includes an annular stator mounted to an inner side of a compressor shell and having a winding, and a rotor provided on an inner side of the stator and having the permanent magnets. The magnetizing apparatus includes an outer circumferential yoke detachably mounted to an outer side of the compressor shell and being made of a magnetic material, and a power supply device applying a magnetization current to the winding of the stator.Type: ApplicationFiled: January 19, 2021Publication date: January 25, 2024Inventors: Atsushi ISHIKAWA, Atsushi MATSUOKA
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Patent number: 11879122Abstract: A method of producing natto includes inoculating a mutant strain of Bacillus subtilis var. natto onto steamed or boiled soybeans, and fermenting the soybeans inoculated with the mutant strain by maintaining a temperature of the soybeans at 40° C. to 53° C. The number of the mutant strain spores after fermenting the soybeans is 5×105 or less spores per gram of the fermented soybeans. A single colony of the mutant strain cultured in a selective solid medium supplemented with biotin at a gas phase temperature of 49° C. for 48 hours has a region having a hue of yellow (Y), a value of 9 or more, and a chroma of 2 or less, as defined by the Munsell Color System, and a surface area of the region is 20% or less of the total surface area of the single colony.Type: GrantFiled: August 28, 2019Date of Patent: January 23, 2024Assignee: Mizkan Holdings Co., Ltd.Inventor: Atsushi Ishikawa
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Patent number: 11867991Abstract: An optical scan device includes an optical waveguide array, including a plurality of optical waveguides each of which propagates light along a first direction, that emits a light beam, the plurality of optical waveguides being arranged in a second direction that intersects the first direction, a phase shifter array including a plurality of phase shifters connected separately to each of the plurality of optical waveguides, a control circuit that controls a phase shift amount of each of the plurality of phase shifters and/or inputting of light to each of the plurality of phase shifters and thereby controls a direction and shape of the light beam that is emitted from the optical waveguide array, a photodetector that detects the light beam reflected by a physical object, and a signal processing circuit that generates distance distribution data on the basis of output from the photodetector.Type: GrantFiled: September 14, 2022Date of Patent: January 9, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuhisa Inada, Atsushi Ishikawa, Yumiko Kato
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Publication number: 20230414166Abstract: A method for evaluating a user's skin condition, the method being performed by a computer, includes acquiring image data concerning part of the user's body and including information for four or more bands, determining an evaluation region in the part of the user's body in an image representing the part of the user's body in accordance with an input from the user, and generating, based on the image data, and outputting evaluation data representing an evaluation result of skin condition in the evaluation region.Type: ApplicationFiled: September 10, 2023Publication date: December 28, 2023Inventors: KEIKO YUGAWA, YUMIKO KATO, MOTOKI YAKO, ATSUSHI ISHIKAWA
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Patent number: 11852534Abstract: An optical filter includes a filter array including filters two-dimensionally arrayed and a band-pass filter. The filters includes first and second filters. A transmission spectrum of each of the first and second filters has local maximum values of transmittance at three or more wavelengths included in a first wavelength region. The band-pass filter passes light in a second wavelength region including two or more wavelengths of the three or more wavelengths and not including one or more wavelengths of the three or more wavelengths. The filter array and the band-pass filter are disposed so that (a) the band-pass filter is located on an optical path of light that passes through the first and second filters or (b) the first and second filters are located on an optical path of light that passes through the band-pass filter.Type: GrantFiled: June 22, 2021Date of Patent: December 26, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuhisa Inada, Atsushi Ishikawa