TREA

Tetsuya Kuwabara

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe coupling
    • Patent number 6,779,778
    • Issue date Aug 24, 2004
    • Nitto Kohki Co., Ltd.
    • Tetsuya Kuwabara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling
    • Patent number 6,581,907
    • Issue date Jun 24, 2003
    • Nitto Kohki Co., Ltd.
    • Tetsuya Kuwabara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling socket
    • Patent number 6,129,334
    • Issue date Oct 10, 2000
    • Nitto Kohki Co., Ltd.
    • Tetsuya Kuwabara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Pipe coupling
    • Publication number 20030042734
    • Publication date Mar 6, 2003
    • Nitto Kohki Co. , Ltd.
    • Tetsuya Kuwabara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...