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Ryohei Yamamoto

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  • Miura-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Opening and closing valve
    • Patent number 11,493,146
    • Issue date Nov 8, 2022
    • FUMOTO GIKEN CO., LTD.
    • Ryohei Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D902354
    • Issue date Nov 17, 2020
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D902353
    • Issue date Nov 17, 2020
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D884836
    • Issue date May 19, 2020
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Opening and closing valve
    • Patent number 10,036,476
    • Issue date Jul 31, 2018
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Oil extractor for automobiles
    • Patent number D812194
    • Issue date Mar 6, 2018
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve for abnormal liquid
    • Patent number 9,752,702
    • Issue date Sep 5, 2017
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D790040
    • Issue date Jun 20, 2017
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D783778
    • Issue date Apr 11, 2017
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve for oil change or the like
    • Patent number D783777
    • Issue date Apr 11, 2017
    • Fumoto Giken Co., Ltd.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Positioning tool for valve
    • Patent number D730491
    • Issue date May 26, 2015
    • FUMOTO GIKEN CO., LTD.
    • Ryohei Yamamoto
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    OPERATION VALVE
    • Publication number 20230220927
    • Publication date Jul 13, 2023
    • FUMOTO GIKEN CO., LTD.
    • Ryohei YAMAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OPERATION VALVE
    • Publication number 20220356953
    • Publication date Nov 10, 2022
    • FUMOTO GIKEN CO., LTD.
    • Ryohei YAMAMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    JOINT
    • Publication number 20220186860
    • Publication date Jun 16, 2022
    • FUMOTO GIKEN CO., LTD.
    • Ryohei YAMAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ON-OFF VALVE
    • Publication number 20210332903
    • Publication date Oct 28, 2021
    • FUMOTO GIKEN CO., LTD.
    • Ryohei Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Opening and Closing Valve
    • Publication number 20200232578
    • Publication date Jul 23, 2020
    • Ryohei YAMAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OPENING AND CLOSING VALVE
    • Publication number 20170037978
    • Publication date Feb 9, 2017
    • FUMOTO GIKEN CO., LTD.
    • Ryohei Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVE FOR ABNORMAL LIQUID
    • Publication number 20150345659
    • Publication date Dec 3, 2015
    • FUMOTO GIKEN CO., LTD.
    • Ryohei Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...