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Tetsuji Hirao

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  • Hyogo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH PRESSURE DISCHARGE LAMP
    • Publication number 20130026912
    • Publication date Jan 31, 2013
    • Ushio Denki Kabushiki Kaisha
    • Atsushi Takama
    • 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 lighting apparatus and projector
    • Publication number 20110043771
    • Publication date Feb 24, 2011
    • Ushio Denki Kabushiki Kaisha
    • Tetsuji Hirao
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • 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
  • Information Patent Application

    HIGH PRESSURE DISCHARGE LAMP LIGHTING APPARATUS
    • Publication number 20100148686
    • Publication date Jun 17, 2010
    • Ushio Denki Kabushiki Kaisha
    • Tomoyoshi Arimoto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    HIGH-PRESSURE DISCHARGE LAMP LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20100128232
    • Publication date May 27, 2010
    • Ushio Denki Kabushiki Kaisha
    • Teppei KAGATA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Discharge lamp lighting apparatus and projector
    • Publication number 20080315782
    • Publication date Dec 25, 2008
    • Ushio Denki Kabushiki Kaisha
    • Tetsuji Hirao
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Light source apparatus
    • Publication number 20070201229
    • Publication date Aug 30, 2007
    • USHIO DENKI KABUSHIKI KAISHA
    • Koji Yamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Extra-high pressure mercury lamp
    • Publication number 20060055329
    • Publication date Mar 16, 2006
    • USHIO DENKI KABUSHIKI KAISHA
    • Takashi Yamashita
    • H01 - BASIC ELECTRIC ELEMENTS