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Ryo Hirai

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  • Iwakura-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel hose
    • Patent number 10,047,881
    • Issue date Aug 14, 2018
    • Sumitomo Riko Company Limited
    • Ryo Hirai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    RUBBER COMPOSITION FOR VEHICLE COOLANT TRANSPORT HOSE, AND VEHICLE...
    • Publication number 20240317912
    • Publication date Sep 26, 2024
    • SUMITOMO RIKO COMPANY LIMITED
    • Motoki HIRADO
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    RUBBER COMPOSITION, AND RUBBER PRODUCT AND HOSE EACH OBTAINED USING...
    • Publication number 20240317966
    • Publication date Sep 26, 2024
    • SUMITOMO RIKO COMPANY LIMITED
    • Mayuka Taira
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    FUEL HOSE
    • Publication number 20240110647
    • Publication date Apr 4, 2024
    • SUMITOMO RIKO COMPANY LIMITED
    • Mayuka TAIRA
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    FUEL HOSE
    • Publication number 20170067581
    • Publication date Mar 9, 2017
    • SUMITOMO RIKO COMPANY LIMITED
    • Ryo Hirai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...