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Takashi Watanabe

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  • Fujiyoshida-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Planar light-emitting device
    • Patent number 11,306,884
    • Issue date Apr 19, 2022
    • Citizen Electronics Co., Ltd.
    • Takashi Watanabe
    • F21 - LIGHTING
  • Information Patent Grant

    Backlight
    • Patent number 10,302,840
    • Issue date May 28, 2019
    • Citizen Watch Co., Ltd.
    • Kiyokazu Watanabe
    • G02 - OPTICS
  • Information Patent Grant

    Side edge planar lighting unit
    • Patent number 10,001,672
    • Issue date Jun 19, 2018
    • CITIZEN ELECTRONICS CO., LTD.
    • Kiyokazu Watanabe
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    PLANAR LIGHT-EMITTING DEVICE
    • Publication number 20210356087
    • Publication date Nov 18, 2021
    • Citizen Electronics Co., Ltd.
    • Takashi WATANABE
    • F21 - LIGHTING
  • Information Patent Application

    SIDE EDGE PLANAR LIGHTING UNIT
    • Publication number 20180120643
    • Publication date May 3, 2018
    • CITIZEN ELECTRONICS CO., LTD.
    • Kiyokazu WATANABE
    • G02 - OPTICS
  • Information Patent Application

    BACKLIGHT
    • Publication number 20170276861
    • Publication date Sep 28, 2017
    • Citizen Watch Co., Ltd.
    • Kiyokazu Watanabe
    • G02 - OPTICS
  • Information Patent Application

    PLANAR LIGHT SOURCE AND METHOD OF MANUFACTURING PLANAR LIGHT SOURCE
    • Publication number 20090086477
    • Publication date Apr 2, 2009
    • Citizen Electronics Co., Ltd.
    • Koya NOBA
    • G02 - OPTICS