TREA

Hiroshi Takehisa

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Organic EL device
    • Patent number 8,227,980
    • Issue date Jul 24, 2012
    • Rohm Co., Ltd.
    • Norifumi Kawamura
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ORGANIC EL DEVICE
    • Publication number 20110025197
    • Publication date Feb 3, 2011
    • Rohm Co., Ltd.
    • Norifumi Kawamura
    • H01 - BASIC ELECTRIC ELEMENTS