TREA

Yasuhiro Kochi

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

  • Information Patent Grant

    Threaded connection for steel pipe
    • Patent number 11,703,163
    • Issue date Jul 18, 2023
    • Nippon Steel Corporation
    • Michihiko Iwamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Threaded connection for steel pipe
    • Patent number 11,067,205
    • Issue date Jul 20, 2021
    • Nippon Steel Corporation
    • Michihiko Iwamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    THREADED CONNECTION FOR STEEL PIPE
    • Publication number 20220082189
    • Publication date Mar 17, 2022
    • NIPPON STEEL CORPORATION
    • Michihiko IWAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Threaded Connection for Steel Pipe
    • Publication number 20200025315
    • Publication date Jan 23, 2020
    • NIPPON STEEL CORPORATION
    • Michihiko Iwamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...