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Hiroyuki Sako

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  • Hirakata-Shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power source unit for LED lamps, and LED lamp system
    • Patent number 9,066,407
    • Issue date Jun 23, 2015
    • Toshiba Lighting & Technology Corporation
    • Hiroshi Terasaka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    LED lighting device
    • Patent number 8,575,857
    • Issue date Nov 5, 2013
    • Panasonic Corporation
    • Hiroyuki Sako
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    LED dimming apparatus
    • Patent number 8,339,053
    • Issue date Dec 25, 2012
    • Panasonic Corporation
    • Shigeaki Yamasaki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    LED illuminating device
    • Patent number 8,143,809
    • Issue date Mar 27, 2012
    • Panasonic Electric Works Co., Ltd.
    • Shigeaki Yamazaki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electronic track lighting system
    • Patent number 6,246,182
    • Issue date Jun 12, 2001
    • Matsushita Electric Works, Ltd.
    • Shigeaki Yamasaki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply device
    • Patent number 5,771,159
    • Issue date Jun 23, 1998
    • Matsushita Electric Woks, Ltd.
    • Hiroyuki Sako
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power source device
    • Patent number 5,644,480
    • Issue date Jul 1, 1997
    • Matsushita Electric Works, Ltd.
    • Hiroyuki Sako
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electronic ballast for hot cathode discharge lamps
    • Patent number 5,565,740
    • Issue date Oct 15, 1996
    • Matsushita Electric Works, Ltd.
    • Akinori Hiramatsu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power supply
    • Patent number 5,495,149
    • Issue date Feb 27, 1996
    • Matsushita Electric Works, Ltd.
    • Akinori Hiramatsu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Inverter power supply
    • Patent number 5,449,979
    • Issue date Sep 12, 1995
    • Matsushita Electric Works, Ltd.
    • Atsushi Ueoka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Inverter device
    • Patent number 5,182,702
    • Issue date Jan 26, 1993
    • Matsushita Electric Works, Ltd.
    • Akinori Hiramatsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER SOURCE UNIT FOR LED LAMPS, AND LED LAMP SYSTEM
    • Publication number 20120019166
    • Publication date Jan 26, 2012
    • Toshiba Lighting & Technology Corporation
    • Hiroshi Terasaka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LED LIGHTING DEVICE
    • Publication number 20110316442
    • Publication date Dec 29, 2011
    • Hiroyuki Sako
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    LED DIMMING APPARATUS
    • Publication number 20100219764
    • Publication date Sep 2, 2010
    • Panasonic Electric Works Co., Ltd.
    • Shigeaki Yamasaki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    LED ILLUMINATING DEVICE
    • Publication number 20100019691
    • Publication date Jan 28, 2010
    • Shigeaki Yamazaki
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR