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Takafumi ISHIZU

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Projection type image display device with symmetrically arranged li...
    • Patent number 9,857,669
    • Issue date Jan 2, 2018
    • Hitachi Maxell, Ltd.
    • Koji Hirata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projection video display device with raisable/lowerable mirror
    • Patent number 9,846,354
    • Issue date Dec 19, 2017
    • Hitachi Maxell, Ltd.
    • Kosuke Matoba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • 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

    Projector
    • Patent number D734383
    • Issue date Jul 14, 2015
    • Hitachi Maxell, Ltd.
    • Kosuke Matoba
    • 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

    Display apparatus
    • Patent number 8,405,960
    • Issue date Mar 26, 2013
    • Hitachi Consumer Electronics Co., Ltd.
    • Takafumi Ishizu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PROJECTION VIDEO DISPLAY DEVICE
    • Publication number 20160209739
    • Publication date Jul 21, 2016
    • Hitachi Maxell, Ltd.
    • Kosuke MATOBA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PROJECTION TYPE IMAGE DISPLAY DEVICE
    • Publication number 20160161834
    • Publication date Jun 9, 2016
    • HITACHI MAXELL, LTD.
    • Koji HIRATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

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

    DISPLAY APPARATUS
    • Publication number 20110141671
    • Publication date Jun 16, 2011
    • Hitachi Consumer Electronics Co., Ltd.
    • Takafumi ISHIZU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE