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Shigehisa Watanabe

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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-emitting diode
    • Patent number D789309
    • Issue date Jun 13, 2017
    • Citizen Electronics Co., Ltd.
    • Takashi Akiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light-emitting diode
    • Patent number D788721
    • Issue date Jun 6, 2017
    • Citizen Electronics Co., Ltd.
    • Takashi Akiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light-emitting diode
    • Patent number D788720
    • Issue date Jun 6, 2017
    • Citizen Electronics Co., Ltd.
    • Takashi Akiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • 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 D766196
    • Issue date Sep 13, 2016
    • Citizen Electronics Co., Ltd.
    • Takashi Akiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light-emitting diode
    • Patent number D762182
    • Issue date Jul 26, 2016
    • Citizen Electronics Co., Ltd.
    • Takashi Akiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    LED drive circuit
    • Patent number 9,277,615
    • Issue date Mar 1, 2016
    • Citizen Holdings Co., Ltd.
    • Keisuke Sakai
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • 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
  • Information Patent Grant

    Actuator
    • Patent number 7,518,289
    • Issue date Apr 14, 2009
    • Citizen Electronics Co., Ltd.
    • Kazuhiro Kobayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Sound producing device for an electronic instrument such as a telep...
    • Patent number 7,050,578
    • Issue date May 23, 2006
    • Citizen Electronics Co., Ltd.
    • Shigehisa Watanabe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

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 DRIVE CIRCUIT
    • Publication number 20150382420
    • Publication date Dec 31, 2015
    • CITIZEN HOLDINGS CO., LTD.
    • Keisuke Sakai
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

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

    Actuator
    • Publication number 20060104171
    • Publication date May 18, 2006
    • Citizen Electronics Co., Ltd.
    • Kazuhiro Kobayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Electro-dynamic exciter
    • Publication number 20060072248
    • Publication date Apr 6, 2006
    • CITIZEN ELECTRONICS CO., LTD.
    • Shigehisa Watanabe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE