TREA

Tatsuhiko Watanabe

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  • Fukushima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil seal and process for producing the same
    • Patent number 7,789,396
    • Issue date Sep 7, 2010
    • NOK Corporation
    • Kazuki Takeno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Oil Seal and Process for Producing the Same
    • Publication number 20090200750
    • Publication date Aug 13, 2009
    • NOK Corporation
    • Kazuki Takeno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...