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Hiroko Oyama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyimide film
    • Patent number 8,314,203
    • Issue date Nov 20, 2012
    • Toyo Boseki Kabushiki Kaisha
    • Masayuki Tsutsumi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Polyimide film
    • Publication number 20070272124
    • Publication date Nov 29, 2007
    • Toyo Boseki Kabushiki Kaisha
    • Masayuki Tsutsumi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...