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Kazuaki Otsuka

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  • Kanagawa-ken, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL SEMICONDUCTOR DEVICE
    • Publication number 20090008666
    • Publication date Jan 8, 2009
    • Kabushiki Kaisha Toshiba
    • Kazuaki Otsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LIGHT EMITTING DEVICE
    • Publication number 20080129190
    • Publication date Jun 5, 2008
    • Kabushiki Kaisha Toshiba
    • Kazuaki Otsuka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor light emitting device
    • Publication number 20070090381
    • Publication date Apr 26, 2007
    • KABUSHIKI KAISHA TOSHIBA
    • Kazuaki Otsuka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Semiconductor Light Emitting Device
    • Publication number 20070057618
    • Publication date Mar 15, 2007
    • Kazuaki Otsuka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Fluorescent substance, method of manufacturing fluorescent substanc...
    • Publication number 20060231796
    • Publication date Oct 19, 2006
    • KABUSHIKI KAISHA TOSHIBA
    • Naomi Shida
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Lighting device, image pickup apparatus and portable terminal unit
    • Publication number 20060214578
    • Publication date Sep 28, 2006
    • Hiroki Iwanaga
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Semiconductor light emitting device
    • Publication number 20060076569
    • Publication date Apr 13, 2006
    • Kabushiki Kaisha Toshiba
    • Kazuaki Otsuka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...