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Shuhei Azuma

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve removal method of fluid pipeline structure, fluid pipeline st...
    • Patent number 11,287,058
    • Issue date Mar 29, 2022
    • WATERWORKS TECHNOLOGY DEVELOPMENT ORGANIZATION CO.
    • Go Horikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve
    • Patent number 11,248,732
    • Issue date Feb 15, 2022
    • Waterworks Technology Development Organization Co., Ltd.
    • Gou Horikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    GATE VALVE
    • Publication number 20210222816
    • Publication date Jul 22, 2021
    • WATERWORKS TECHNOLOGY DEVELOPMENT ORGANIZATION CO., LTD.
    • Gou HORIKAWA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valve Removal Method of Fluid Pipeline Structure, Fluid Pipeline St...
    • Publication number 20200386346
    • Publication date Dec 10, 2020
    • Waterworks Technology Development Organization Co., Ltd.
    • Go Horikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...