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Kenichi Tsuruta

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  • Fujiyoshida, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DISPLAY APPARATUS
    • Publication number 20080218470
    • Publication date Sep 11, 2008
    • Citizen Electronics Co., Ltd.
    • Junji Miyashita
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIGHT GUIDE PLATE AND BACKLIGHT UNIT USING THE SAME
    • Publication number 20080025046
    • Publication date Jan 31, 2008
    • Kenichi Tsuruta
    • G02 - OPTICS
  • Information Patent Application

    Illuminating device for a display
    • Publication number 20010013976
    • Publication date Aug 16, 2001
    • CITIZEN ELECTRONICS CO., LTD.
    • Yoshihisa Hirayama
    • G02 - OPTICS