TREA

Seigo GOTO

Follow

Person

  • Handa, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Threaded joint for pipes
    • Patent number 11,905,765
    • Issue date Feb 20, 2024
    • JFE Steel Corporation
    • Jun Takano
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Threaded joint
    • Patent number 11,353,144
    • Issue date Jun 7, 2022
    • JFE Steel Corporation
    • Takamasa Kawai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seamless stainless steel pipe for oil country tubular goods and met...
    • Patent number 11,193,179
    • Issue date Dec 7, 2021
    • JFE Steel Corporation
    • Kazuki Fujimura
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents