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Hidekazu ARAI

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Packaging of LED chips and driver circuit on the same substrate
    • Patent number 9,887,185
    • Issue date Feb 6, 2018
    • Citizen Watch Co., Ltd.
    • Takashi Akiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    LED module
    • Patent number 9,508,910
    • Issue date Nov 29, 2016
    • Citizen Holdings Co., Ltd.
    • Takashi Akiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Light-emitting diode
    • Patent number D727860
    • Issue date Apr 28, 2015
    • Citizen Electronics Co., Ltd.
    • Shigehisa Watanabe
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light-emitting diode
    • Patent number D714236
    • Issue date Sep 30, 2014
    • Citizen Electronics Co., Ltd.
    • Shigehisa Watanabe
    • D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents

  • Information Patent Application

    LED MODULE
    • Publication number 20170047314
    • Publication date Feb 16, 2017
    • Citizen Electronics Co., Ltd.
    • Takashi AKIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LED MODULE
    • Publication number 20140367710
    • Publication date Dec 18, 2014
    • Takashi Akiyama
    • H01 - BASIC ELECTRIC ELEMENTS