TREA

Takeshi Ouchi

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  • Ibarakigun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Check valve
    • Patent number 11,828,373
    • Issue date Nov 28, 2023
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Check valve and reciprocating body for check valve
    • Patent number 10,907,743
    • Issue date Feb 2, 2021
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CHECK VALVE
    • Publication number 20240229949
    • Publication date Jul 11, 2024
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHECK VALVE
    • Publication number 20240133474
    • Publication date Apr 25, 2024
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHECK VALVE
    • Publication number 20220316612
    • Publication date Oct 6, 2022
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHECK VALVE AND RECIPROCATING BODY FOR CHECK VALVE
    • Publication number 20210207727
    • Publication date Jul 8, 2021
    • ISHIZAKI CO., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHECK VALVE AND RECIPROCATING BODY FOR CHECK VALVE
    • Publication number 20200149644
    • Publication date May 14, 2020
    • IISHIZAKI Co., LTD.
    • Nobuyuki Ishizaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...