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Takeshi Ookawa

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  • Kumagaya-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lighting device
    • Patent number 9,388,956
    • Issue date Jul 12, 2016
    • Kabushiki Kaisha Toshiba
    • Ken Takahashi
    • F21 - LIGHTING
  • Information Patent Grant

    Lighting device
    • Patent number 8,905,598
    • Issue date Dec 9, 2014
    • Kabushiki Kaisha Toshiba
    • Masahiro Yokota
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20140098546
    • Publication date Apr 10, 2014
    • KABUSHIKI KAISHA TOSHIBA
    • Ken Takahashi
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20140097738
    • Publication date Apr 10, 2014
    • KABUSHIKI KAISHA TOSHIBA
    • Shusuke MORITA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20140043828
    • Publication date Feb 13, 2014
    • KABUSHIKI KAISHA TOSHIBA
    • Masahiro YOKOTA
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20130335966
    • Publication date Dec 19, 2013
    • KABUSHIKI KAISHA TOSHIBA
    • Masahiro YOKOTA
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE AND LIQUID-CRYSTAL DISPLAY DEVICE WITH THE SAME
    • Publication number 20120327330
    • Publication date Dec 27, 2012
    • Ken TAKAHASHI
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING APPARATUS
    • Publication number 20120134161
    • Publication date May 31, 2012
    • Nobuo Kawamura
    • F21 - LIGHTING