TREA

Shin Ugai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Threaded connection for steel pipe
    • Patent number 11,753,878
    • Issue date Sep 12, 2023
    • Nippon Steel Corporation
    • Keita Inose
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded connection for steel pipe
    • Patent number 11,149,881
    • Issue date Oct 19, 2021
    • Nippon Steel Corporation
    • Masaaki Sugino
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Threaded joint for steel pipes
    • Patent number 10,774,598
    • Issue date Sep 15, 2020
    • Nippon Steel Corporation
    • Keita Inose
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded joint for steel pipes
    • Patent number 10,473,241
    • Issue date Nov 12, 2019
    • Nippon Steel Corporation
    • Keita Inose
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded joint for pipes
    • Patent number 9,194,515
    • Issue date Nov 24, 2015
    • Nippon Steel & Sumitomo Metal Corporation
    • Masahiro Oshima
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    THREADED CONNECTION FOR STEEL PIPE
    • Publication number 20220220813
    • Publication date Jul 14, 2022
    • NIPPON STEEL CORPORATION
    • Keita INOSE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    THREADED JOINT FOR STEEL PIPES
    • Publication number 20200332929
    • Publication date Oct 22, 2020
    • Yoshinori ANDO
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Threaded Connection for Steel Pipe
    • Publication number 20190338872
    • Publication date Nov 7, 2019
    • NIPPON STEEL CORPORATION
    • Masaaki Sugino
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    THREADED JOINT FOR STEEL PIPES
    • Publication number 20170101830
    • Publication date Apr 13, 2017
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Keita INOSE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    THREADED JOINT FOR STEEL PIPES
    • Publication number 20160305585
    • Publication date Oct 20, 2016
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Keita INOSE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    THREADED JOINT FOR PIPES
    • Publication number 20150001841
    • Publication date Jan 1, 2015
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Masahiro Oshima
    • E21 - EARTH DRILLING MINING