TREA

Tatsumi Kawaguchi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding device for resin composition
    • Patent number 6,631,861
    • Issue date Oct 14, 2003
    • Sumitomo Bakelite Company Limited
    • Tatsumi Kawaguchi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    ARTICLE AND LAMINATE
    • Publication number 20150239197
    • Publication date Aug 27, 2015
    • SUMITOMO BAKELITE CO., LTD.
    • Takeshi Hosomi
    • B32 - LAYERED PRODUCTS