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Hirohisa Iwabayashi

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Discharge lamp
    • Patent number 9,633,829
    • Issue date Apr 25, 2017
    • Ushio Denki Kabushiki Kaisha
    • Yukiharu Tagawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Discharge lamp
    • Patent number 9,548,196
    • Issue date Jan 17, 2017
    • Ushio Denki Kabushiki Kaisha
    • Yukiharu Tagawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Short arc discharge lamp
    • Patent number 8,716,934
    • Issue date May 6, 2014
    • Ushio Denki Kabushiki Kaisha
    • Koji Fujitaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric supply device
    • Patent number 8,598,801
    • Issue date Dec 3, 2013
    • Ushio Denki Kabushiki Kaisha
    • Takashi Yamashita
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High pressure discharge lamp
    • Patent number 8,427,055
    • Issue date Apr 23, 2013
    • Ushio Denki Kabushiki Kaisha
    • Takuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High pressure discharge lamp lighting apparatus and projector
    • Patent number 8,342,695
    • Issue date Jan 1, 2013
    • Ushio Denki Kabushiki Kaisha
    • Tetsuji Hirao
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High pressure discharge lamp with an electrode having alterating of...
    • Patent number 8,274,223
    • Issue date Sep 25, 2012
    • Ushio Denki Kabushiki Kaisha
    • Tetsuji Hirao
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    DISCHARGE LAMP
    • Publication number 20160155625
    • Publication date Jun 2, 2016
    • Ushio Denki Kabushiki Kaisha
    • Yukiharu TAGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SHORT ARC DISCHARGE LAMP
    • Publication number 20130320845
    • Publication date Dec 5, 2013
    • Ushio Denki Kabushiki Kaisha
    • Koji Fujitaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHT SOURCE APPARATUS
    • Publication number 20120327380
    • Publication date Dec 27, 2012
    • Ushio Denki Kabushiki Kaisha
    • Hirohisa Iwabayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC SUPPLY DEVICE
    • Publication number 20120286695
    • Publication date Nov 15, 2012
    • Ushio Denki Kabushiki Kaisha
    • Takashi Yamashita
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Extra-high pressure mercury lamp and method of manufacturing extra-...
    • Publication number 20110298370
    • Publication date Dec 8, 2011
    • Ushio Denki Kabushiki Kaisha
    • Hirohisa Iwabayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    High pressure discharge lamp lighting apparatus and projector
    • Publication number 20110063584
    • Publication date Mar 17, 2011
    • USHIO DENIKI KABUSHIKI KAISHA
    • Tetsuji Hirao
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    High pressure discharge lamp
    • Publication number 20110043110
    • Publication date Feb 24, 2011
    • Ushio Denki Kabushiki Kaisha
    • Takuya Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    High pressure discharge lamp
    • Publication number 20110025203
    • Publication date Feb 3, 2011
    • Ushio Denki Kabushiki Kaisha
    • Tetsuji Hirao
    • H01 - BASIC ELECTRIC ELEMENTS