TREA

Takayuki Okamoto

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Projector
    • Patent number D551689
    • Issue date Sep 25, 2007
    • NEC Display Solutions, Ltd.
    • Katsumi Sakaguchi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Projector
    • Patent number D500070
    • Issue date Dec 21, 2004
    • NEC Viewtechnology, Ltd.
    • Toshiyuki Yamaguchi
    • D16 - Photography and optical equipment