TREA

Ryouichi Nakano

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe comprising ethylene base polymer
    • Patent number 6,720,048
    • Issue date Apr 13, 2004
    • Idemitsu Petrochemical Co., Ltd.
    • Katsutoshi Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Pipe comprising ethylene base polymer
    • Publication number 20040166267
    • Publication date Aug 26, 2004
    • Idemitsu Petrochemical Co., Ltd.
    • Katsutoshi Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pipe made of ethylene polymer
    • Publication number 20020188086
    • Publication date Dec 12, 2002
    • Katsutoshi Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...