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Kazuya Matsumoto

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Image display apparatus
    • Patent number 12,130,547
    • Issue date Oct 29, 2024
    • Sony Group Corporation
    • Keisuke Homma
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image display apparatus
    • Patent number 11,693,305
    • Issue date Jul 4, 2023
    • Sony Corporation
    • Keisuke Homma
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Laser processing apparatus and laser processing method
    • Patent number 11,454,836
    • Issue date Sep 27, 2022
    • VIA MECHANICS, LTD.
    • Kazuya Matsumoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Image display apparatus
    • Patent number 11,209,725
    • Issue date Dec 28, 2021
    • Sony Corporation
    • Keisuke Homma
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector, functional filter, and substitute glass plate
    • Patent number 10,574,948
    • Issue date Feb 25, 2020
    • Sony Corporation
    • Keisuke Homma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Light source apparatus and projector
    • Patent number 9,939,718
    • Issue date Apr 10, 2018
    • Sony Corporation
    • Kazuya Matsumoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light source apparatus and image display apparatus
    • Patent number 9,575,401
    • Issue date Feb 21, 2017
    • Sony Corporation
    • Jun Nishikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light source apparatus and image display apparatus
    • Patent number 9,395,611
    • Issue date Jul 19, 2016
    • Sony Corporation
    • Jun Nishikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Plastic blow container for medical fluids
    • Patent number 5,632,738
    • Issue date May 27, 1997
    • Kewpie Kabushiki Kaisha
    • Takehiko Sumi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Blowbag manufacturing method
    • Patent number 5,368,808
    • Issue date Nov 29, 1994
    • Kyoraku Co., Ltd.
    • Yoshio Koike
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Multi-layer polymeric structure
    • Patent number 4,753,845
    • Issue date Jun 28, 1988
    • Kyoraku Co., Ltd.
    • Takehiko Sumi
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Multi-layer extruded article
    • Patent number 4,281,045
    • Issue date Jul 28, 1981
    • Kyoraku Co., Ltd.
    • Takehiko Sumi
    • B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE DISPLAY APPARATUS
    • Publication number 20230296977
    • Publication date Sep 21, 2023
    • SONY GROUP CORPORATION
    • Keisuke HOMMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE DISPLAY APPARATUS
    • Publication number 20220082924
    • Publication date Mar 17, 2022
    • SONY CORPORATION
    • Keisuke HOMMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE DISPLAY APPARATUS
    • Publication number 20210141301
    • Publication date May 13, 2021
    • SONY CORPORATION
    • Keisuke HOMMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LASER PROCESSING APPARATUS AND LASER PROCESSING METHOD
    • Publication number 20200004057
    • Publication date Jan 2, 2020
    • Via Mechanics, Ltd.
    • Kazuya MATSUMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PROJECTOR AND OPTICAL UNIT
    • Publication number 20180011391
    • Publication date Jan 11, 2018
    • SONY CORPORATION
    • Keisuke HOMMA
    • G02 - OPTICS
  • Information Patent Application

    PROJECTOR, FUNCTIONAL FILTER, AND SUBSTITUTE GLASS PLATE
    • Publication number 20180013990
    • Publication date Jan 11, 2018
    • SONY CORPORATION
    • Keisuke HOMMA
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS
    • Publication number 20160282709
    • Publication date Sep 29, 2016
    • SONY CORPORATION
    • Jun Nishikawa
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS
    • Publication number 20140111775
    • Publication date Apr 24, 2014
    • SONY CORPORATION
    • Jun Nishikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20140016098
    • Publication date Jan 16, 2014
    • Kazuya Matsumoto
    • G02 - OPTICS