TREA

Tsunemichi Tanaka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spotlight
    • Patent number 7,192,162
    • Issue date Mar 20, 2007
    • Marumo Electric Co., Ltd.
    • Tsunemichi Tanaka
    • F21 - LIGHTING
  • Information Patent Grant

    Lighting device
    • Patent number 6,837,596
    • Issue date Jan 4, 2005
    • Marumo Electric Co., Ltd.
    • Tsunemichi Tanaka
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Spotlight
    • Publication number 20050286250
    • Publication date Dec 29, 2005
    • Tsunemichi Tanaka
    • G02 - OPTICS
  • Information Patent Application

    Lighting device
    • Publication number 20030076682
    • Publication date Apr 24, 2003
    • Tsunemichi Tanaka
    • F21 - LIGHTING