TREA

Akio Niekawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cold cathode tube drive device
    • Patent number 7,791,284
    • Issue date Sep 7, 2010
    • Sumida Corporation
    • Tadashi Otsuki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Cold Cathode Tube Drive Device
    • Publication number 20090001898
    • Publication date Jan 1, 2009
    • Tadashi Otsuki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR