TREA

Shigehisa OHKAWARA

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  • Shinagawa-ku, Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical body
    • Patent number 11,513,270
    • Issue date Nov 29, 2022
    • Dexerials Corporation
    • Eiji Ohta
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Transparent laminate
    • Patent number 11,124,657
    • Issue date Sep 21, 2021
    • Dexerials Corporation
    • Eiji Ohta
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Transparent laminate and protective tool including the same
    • Patent number 10,000,037
    • Issue date Jun 19, 2018
    • Dexerials Corporation
    • Kimitaka Nishimura
    • A42 - HEADWEAR
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D804565
    • Issue date Dec 5, 2017
    • DEXERAILS CORPORATION
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D801422
    • Issue date Oct 31, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D801423
    • Issue date Oct 31, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D801421
    • Issue date Oct 31, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D801424
    • Issue date Oct 31, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D792920
    • Issue date Jul 25, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Protective cover for glasses
    • Patent number D792498
    • Issue date Jul 18, 2017
    • Dexerials Corporation
    • Eiji Ohta
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical Body
    • Publication number 20200241186
    • Publication date Jul 30, 2020
    • Dexerials Corporation
    • Eiji OHTA
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Transparent Laminate
    • Publication number 20180148578
    • Publication date May 31, 2018
    • Dexerials Corporation
    • Eiji Ohta
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    TRANSPARENT LAMINATE AND PROTECTIVE TOOL INCLUDING THE SAME
    • Publication number 20160193808
    • Publication date Jul 7, 2016
    • DEXERIALS CORPORATION
    • Kimitaka NISHIMURA
    • B32 - LAYERED PRODUCTS