Patents by Inventor Hiroki Ishikawa
Hiroki 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: 20240300098Abstract: A work teaching device for a robot that teaches work by a teacher to the robot is configured to include a teaching pose measurement unit that measures a position and posture of an object grasped by the teacher, a positioning detection unit for detecting that the object moved by the teacher is positioned, a grasping motion detection unit for detecting that the object is grasped by the teacher, a functional operation detection unit for detecting that the teacher operates a function of the object, a work state confirming motion detection unit that detects that confirmation of a work state of the object by the teacher is performed, a teaching program generation unit that receives signals from the teaching pose measurement unit, the positioning detection unit, the grasping motion detection unit, the functional operation detection unit, and the work state confirming motion detection unit and generates a teaching program for the robot in which the signals are divided for each movement of the teacher, and a teachingType: ApplicationFiled: March 15, 2021Publication date: September 12, 2024Inventors: Shinichi ISHIKAWA, Masahiro KOYAMA, Tomohiro INOUE, Hiroki TAKAHASHI
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Publication number: 20240288574Abstract: This object detection device includes: a radar erroneous detection determination unit which sets, as true, a radar erroneous detection suspicion flag for radar detected object information determined to be suspected as erroneous detection; a fusion processing unit which outputs fusion object information on the basis of second sensor detected object information and the radar detected object information acquired from the radar erroneous detection determination unit; and a radar erroneous detection removal unit which removes fusion object information determined to be suspected as erroneous detection. When a fusion object is determined to be an object detected by only a radar, the fusion processing unit sets a single-sensor detection flag for the fusion object information, as true. The radar erroneous detection removal unit removes the fusion object information for which the radar erroneous detection suspicion flag is true and the single-sensor detection flag is true.Type: ApplicationFiled: June 23, 2023Publication date: August 29, 2024Applicant: Mitsubishi Electric CorporationInventors: Kentaro ISHIKAWA, Ryota Iwaizono, Hiroki Fujiyoshi
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Publication number: 20240290577Abstract: A substrate processing apparatus comprises a power storage part and at least one unit or member that uses a power. Charges stored in the power storage part are supplied, as a power, to the unit or the member.Type: ApplicationFiled: May 10, 2024Publication date: August 29, 2024Applicant: Tokyo Electron LimitedInventors: Shinya ISHIKAWA, Shinya TAMONOKI, Naoki MATSUMOTO, Naoki MIHARA, Naoki FUJIWARA, Koichi NAGAMI, Nozomu NAGASHIMA, Hiroki ENDO
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Patent number: 12059665Abstract: An active carbon molded body that comprises a plurality of active carbon granules that are formed from aggregates of active carbon particles. The active carbon granules include a fibrous granulation binder. The active carbon molded body is formed as a result of the plurality of active carbon granules being aggregated by means of the fibrous granulation binder in the active carbon granules. The present invention is also an active carbon molded body production method in which active carbon granules that have been formed by aggregating active carbon particles by means of a fibrous binder are molded by simultaneous application of heat and pressure without separate addition of a molding binder. The present invention thereby provides: an active carbon molded body that has high purification capacity and good production efficiency; and a production method for the active carbon molded body.Type: GrantFiled: April 1, 2019Date of Patent: August 13, 2024Assignee: LIXIL CORPORATIONInventors: Kazuhiro Sato, Masanari Toyama, Hirohito Nakajima, Takeyuki Yamamoto, Takahisa Ishikawa, Hiroki Maenami, Hajime Ota, Takao Otsuka, Daiki Honda, Hiroto Tasaki
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Patent number: 12054080Abstract: In a vehicle seat frame, a connection member that connects left and right links together in a seat left-right direction is disposed below a rear portion of a cushion pan included in a seat cushion frame. A sloped surface sloped with a downward gradient toward a seat rear side is formed at a lower surface of the rear portion of the cushion pan. The sloped surface of the cushion pan slides in a seat rearward and diagonally downward direction relative to the connection member when the cushion pan deforms in a seat downward direction under load from the occupant during a head-on collision of the vehicle.Type: GrantFiled: December 22, 2022Date of Patent: August 6, 2024Assignees: NHK SPRING CO., LTD., SUBARU CORPORATIONInventors: Syunichirou Osa, Hiroki Matsuda, Jun Shirai, Masafumi Takano, Kenji Nagumo, Fumito Kitanaka, Suguru Ishikawa, Naoki Hayashi
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Patent number: 12007317Abstract: A laser module includes a plurality of light emission regions and the plurality of light emission regions emit a plurality of laser beams. An optical waveguide and a lens condense the plurality of laser beams to an identical focal point. An adjustment mechanism is configured to adjust relative positional relation between the sample stage and a condenser lens (the optical waveguide and the lens). A controller is configured to switch between a single-point irradiation mode and a multi-point irradiation mode. The single-point irradiation mode refers to a mode in which the adjustment mechanism is controlled such that the focal point of the plurality of laser beams falls on the thin film. The multi-point irradiation mode refers to a mode in which the adjustment mechanism is controlled such that the focal point does not fall on the thin film.Type: GrantFiled: April 22, 2020Date of Patent: June 11, 2024Assignees: UNIVERSITY PUBLIC CORPORATION OSAKA, MURATA MANUFACTURING CO., LTD.Inventors: Takuya Iida, Shiho Tokonami, Hiroki Ishikawa, Tsutomu Yamasaki
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Patent number: 11940522Abstract: A radar apparatus includes a transmission-reception antenna unit including a plurality of transmission antennas and a plurality of reception antennas along a predetermined array direction, which form a virtual array in which a plurality of virtual reception antennas are arranged along the array direction. Based on virtual reception signals received by the virtual reception antennas, the radar apparatus detects an object that reflects transmission signals, calculates a transmission phase difference between the transmission antennas of the transmission signals transmitted by the transmission antennas, and calculates a reception phase difference between the reception antennas of reception signals received by the reception antennas.Type: GrantFiled: May 23, 2022Date of Patent: March 26, 2024Assignee: DENSO CORPORATIONInventor: Hiroki Ishikawa
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Publication number: 20240002263Abstract: Water softening device includes water softening tank and neutralizing tank. Water softening tank softens raw water containing a hardness component by weakly acidic cation exchange resin. Water softening tank includes first water softening tank and second water softening tank. Neutralizing tank neutralizes the pH of softened water that has passed through water softening tank by weakly basic anion exchange resin. Neutralizing tank includes first neutralizing tank and second neutralizing tank. Water softening device is configured to cause raw water containing a hardness component to flow through first water softening tank, first neutralizing tank, second water softening tank, and second neutralizing tank in this order.Type: ApplicationFiled: November 10, 2021Publication date: January 4, 2024Inventors: Hiroki ISHIKAWA, Ayaka NAGATA, Risako KOIKE, Yui MATSUMOTO, Hiroki MURASE, Minato KATO, Yohsuke HAMADA, Yuko MARUO, Hiroshi YANO, Yoshihiro SAKAGUCHI
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Publication number: 20230244050Abstract: An optical fiber cable includes optical fiber ribbons and a sheath covering a periphery of the plurality of optical fiber ribbons. Each of the optical fiber ribbon includes optical fibers, and a connected portion and a non-connected portion are intermittently provided in the longitudinal direction. Each optical fiber includes a glass fiber and a coating portion. A ratio of an inner diameter to an outer diameter of the sheath is 0.75 or more. A ratio of a total area of glasses in an optical fiber ribbon accommodating portion to an area of the optical fiber ribbon accommodating portion is 15% or more and 25% or less, the number of the optical fibers in the optical fiber cable is 3000 or more, and the outer diameter of the sheath is 50 mm or less.Type: ApplicationFiled: October 25, 2021Publication date: August 3, 2023Inventors: Fumiaki SATO, Yuuki SHIMODA, Yohei SUZUKI, Hiroki ISHIKAWA
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Publication number: 20230194413Abstract: A microscopic object detection system includes a collecting kit and a detection device. The collecting kit has a thin film for converting light into heat and is configured to be capable of holding a sample on the thin film. The detection device detects a plurality of microscopic objects in the sample by collecting the plurality of microscopic objects dispersed in the sample with the collecting kit. The detection device includes a laser module, an optical receiver, and a controller. The laser module emits a laser beam with which the collecting kit is irradiated. The optical receiver detects the laser beam from the sample held by the collecting kit and outputs a detection signal thereof. The controller calculates an amount of the plurality of microscopic objects collected in the sample based on a change of the detection signal over time.Type: ApplicationFiled: May 7, 2021Publication date: June 22, 2023Inventors: Takuya IIDA, Shiho TOKONAMI, Hiroki ISHIKAWA, Tsutomu YAMASAKI, Hirohito WASHIDA
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Patent number: 11624819Abstract: A signal processing device, includes: an azimuth estimation unit configured to estimate an arrival azimuth of a radio wave based on a reception signal of plural antennas; an estimated reception signal calculation unit configured to calculate an estimated reception signal based on an estimation result of the arrival azimuth, for comparison with the reception signal; a residual signal calculation unit configured to calculate a residual signal which is a difference between the reception signal and the estimated reception signal; and a determination unit configured to determine whether the estimation result of the arrival azimuth is correct based on the residual signal.Type: GrantFiled: December 12, 2019Date of Patent: April 11, 2023Assignee: DENSO TEN LimitedInventor: Hiroki Ishikawa
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Patent number: 11460653Abstract: An optical-electric composite cable includes a cable unit, at least one metal wire, and a sheath. The cable unit includes at least one optical fiber and a twisted pair wire twisted with the at least one optical fiber. The at least one metal wire is disposed around the cable unit. The sheath surrounds the cable unit and the at least one metal wire.Type: GrantFiled: February 5, 2021Date of Patent: October 4, 2022Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroki Ishikawa, Yasuhiro Maeda, Taisuke Nagasaki, Takeshi Inoue, Tatsuhiko Naito
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Publication number: 20220283281Abstract: A radar apparatus includes a transmission-reception antenna unit including a plurality of transmission antennas and a plurality of reception antennas along a predetermined array direction, which form a virtual array in which a plurality of virtual reception antennas are arranged along the array direction. Based on virtual reception signals received by the virtual reception antennas, the radar apparatus detects an object that reflects transmission signals, calculates a transmission phase difference between the transmission antennas of the transmission signals transmitted by the transmission antennas, and calculates a reception phase difference between the reception antennas of reception signals received by the reception antennas.Type: ApplicationFiled: May 23, 2022Publication date: September 8, 2022Inventor: Hiroki ISHIKAWA
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Publication number: 20220274100Abstract: Water softening system includes water softening tank, neutralization tank, electrolysis tank, and treatment tank. Water softening tank softens raw water containing a hardness component with weakly acidic cation exchange resin. Neutralization tank neutralizes a pH of soft water that has flowed through water softening tank with weakly basic anion exchange resin. Electrolysis tank generates acidic electrolyzed water for regenerating weakly acidic cation exchange resin of water softening tank and alkaline electrolyzed water for regenerating weakly basic anion exchange resin of neutralization tank. Treatment tank mixes the acidic electrolyzed water that has flowed through water softening tank and the alkaline electrolyzed water that has flowed through neutralization tank, and supplies the mixture of the acidic electrolyzed water and the alkaline electrolyzed water to electrolysis tank.Type: ApplicationFiled: July 31, 2020Publication date: September 1, 2022Inventors: Juri MUKAI, Yui MATSUMOTO, Hiroki ISHIKAWA, Yoshihiro TSUJI
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Publication number: 20220226814Abstract: A method of collecting resin beads includes first to fourth steps. The first step is a step of preparing a sample on a thin film provided on an upper surface of a substrate. The second step is a step of irradiating the thin film with a laser beam and a laser beam with the laser beam and the laser beam being distant from each other. The third step is a step of producing a microbubble at a position irradiated with the laser beam and producing a microbubble at a position irradiated with the laser beam, by heating the sample by irradiation with the laser beams. The fourth step is a step of collecting a plurality of resin beads in a region between the microbubble and the microbubble by producing convection of the sample in a direction perpendicular to a direction of alignment of the microbubble and the microbubble.Type: ApplicationFiled: April 22, 2020Publication date: July 21, 2022Inventors: Takuya IIDA, Shiho TOKONAMI, Hiroki ISHIKAWA, Tsutomu YAMASAKI
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Patent number: 11372082Abstract: A signal processing device includes: an acquisition unit configured to acquire phase information of a reception signal of each of plural virtual antennas generated based on a combination of plural transmission antennas and plural reception antennas; a first calculation unit configured to calculate, based on the phase information, at least one first phase difference between the plural transmission antennas in an outward path along which a transmission wave transmitted from the plural transmission antenna reaches a target; a second calculation unit configured to calculate, based on the phase information, at least one second phase difference between the plural reception antennas in a return path along which a reflected wave reflected by the target reaches the plural reception antennas; and a determination unit configured to determine, based on the first phase difference and the second phase difference, whether the outward path and the return path match each other.Type: GrantFiled: December 12, 2019Date of Patent: June 28, 2022Assignee: DENSO TEN LimitedInventor: Hiroki Ishikawa
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Publication number: 20220178798Abstract: A laser module includes a plurality of light emission regions and the plurality of light emission regions emit a plurality of laser beams. An optical waveguide and a lens condense the plurality of laser beams to an identical focal point. An adjustment mechanism is configured to adjust relative positional relation between the sample stage and a condenser lens (the optical waveguide and the lens). A controller is configured to switch between a single-point irradiation mode and a multi-point irradiation mode. The single-point irradiation mode refers to a mode in which the adjustment mechanism is controlled such that the focal point of the plurality of laser beams falls on the thin film. The multi-point irradiation mode refers to a mode in which the adjustment mechanism is controlled such that the focal point does not fall on the thin film.Type: ApplicationFiled: April 22, 2020Publication date: June 9, 2022Inventors: Takuya IIDA, Shiho TOKONAMI, Hiroki ISHIKAWA, Tsutomu YAMASAKI
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Patent number: 11293367Abstract: In a failure determination device for an internal combustion engine equipped with a supercharger, the failure determination device determining a failure of a breather pipe that is connected between a crankcase and an intake passage at a position on an upstream side of the supercharger, the breather pipe is constituted by a double pipe including an inner pipe and an outer pipe, a communication passage communicates an enclosed space between the inner pipe and the outer pipe of the breather pipe with a portion of the intake passage on a downstream side of the supercharger. When the detected breather outer-pipe gauge pressure is higher than or equal to a determination threshold that is set in accordance with detected intake gauge pressure, the failure determination device determines that the breather pipe is failed.Type: GrantFiled: March 16, 2021Date of Patent: April 5, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Toru Sekiguchi, Takashi Konomoto, Taku Hirota, Hiroki Ishikawa
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Patent number: 11209606Abstract: The present disclosure includes: an optical fiber ribbon including a plurality of optical fibers having an outer diameter of 0.2 mm or less and a ribbon resin that integrates the plurality of optical fibers in a parallel state; and a coating resin that covers the optical fiber ribbon. The optical fiber ribbon is in an assembled form in which the plurality of optical fibers are assembled so that a length in an arrangement direction is shorter than that of a case where the optical fibers are arranged in a row, and the optical fiber ribbon is covered with the coating resin in the assembled form.Type: GrantFiled: November 2, 2018Date of Patent: December 28, 2021Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Fumiaki Sato, Hiroki Ishikawa
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Patent number: 11181709Abstract: Provided is a manufacturing method of an optical fiber ribbon for manufacturing an intermittent-connection-type optical fiber ribbon including a connection part and a non-connection part. The manufacturing method includes: a release agent applying process of intermittently applying a release agent for preventing optical fibers from being bonded to each other with a connection resin in a longitudinal direction of the optical fibers in a state where the optical fibers are arranged in parallel; and a connection resin applying process of allowing the optical fibers in the state of being arranged in parallel to pass through a die for applying the connection resin around the optical fibers after the release agent applying process, and of curing the connection resin.Type: GrantFiled: January 17, 2019Date of Patent: November 23, 2021Assignee: SSUMITOMOM ELECTRIC INDUSTRIES, LTD.Inventors: Fumiaki Sato, Shigeru Suemori, Hiroki Ishikawa, Masahiko Ishikawa, Fumikazu Yoshizawa