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Kazumasa Ueoka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Projection image display apparatus
    • Patent number 9,335,618
    • Issue date May 10, 2016
    • Hitachi Maxell, Ltd.
    • Kazumasa Ueoka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projection video display device
    • Patent number 9,148,635
    • Issue date Sep 29, 2015
    • Hitachi Maxell, Ltd.
    • Kazumasa Ueoka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number D722636
    • Issue date Feb 17, 2015
    • Hitachi Maxell, Ltd.
    • Atsushi Ishibashi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Projector
    • Patent number D683782
    • Issue date Jun 4, 2013
    • Hitachi Consumer Electronics Co., Ltd.
    • Atsushi Ishibashi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Projector
    • Patent number D678382
    • Issue date Mar 19, 2013
    • Hitachi Consumer Electronics Co., Ltd.
    • Atsushi Ishibashi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Video projector
    • Patent number D636426
    • Issue date Apr 19, 2011
    • Hitachi Consumer Electronics Co., Ltd.
    • Yuta Kawaguchi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Video projector
    • Patent number D627386
    • Issue date Nov 16, 2010
    • Hitachi Consumer Electronics Co., Ltd.
    • Yuta Kawaguchi
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Video projector
    • Patent number D555185
    • Issue date Nov 13, 2007
    • Hitachi, Ltd.
    • Sho Nozue
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    PROJECTION VIDEO DISPLAY DEVICE
    • Publication number 20140300829
    • Publication date Oct 9, 2014
    • Kazumasa Ueoka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PROJECTION IMAGE DISPLAY APPARATUS
    • Publication number 20140293238
    • Publication date Oct 2, 2014
    • Kazumasa Ueoka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY