TREA

Mikio Okumura

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Backlight device
    • Patent number 9,389,357
    • Issue date Jul 12, 2016
    • JVC Kenwood Corporation
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Grant

    Backlight device
    • Patent number 8,807,818
    • Issue date Aug 19, 2014
    • JVC Kenwood Corporation
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Grant

    Backlight device and liquid crystal display
    • Patent number 8,659,720
    • Issue date Feb 25, 2014
    • JVC Kenwood Corporation
    • Tsuyoshi Sasaki
    • G02 - OPTICS
  • Information Patent Grant

    Backlight device
    • Patent number 8,596,850
    • Issue date Dec 3, 2013
    • JVC Kenwood Corporation
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Grant

    Optical storage medium
    • Patent number RE42343
    • Issue date May 10, 2011
    • Victor Company of Japan
    • Kouji Tsujita
    • 369 - Dynamic information storage or retrieval
  • Information Patent Grant

    Optical storage medium
    • Patent number 7,050,387
    • Issue date May 23, 2006
    • Victor Company of Japan, Ltd.
    • Kouji Tsujita
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    BACKLIGHT DEVICE
    • Publication number 20140320785
    • Publication date Oct 30, 2014
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Application

    BACKLIGHT DEVICE
    • Publication number 20140043564
    • Publication date Feb 13, 2014
    • JVC KENWOOD CORPORATION
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Application

    BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY
    • Publication number 20120212690
    • Publication date Aug 23, 2012
    • JVC KENWOOD CORPORATION
    • Tsuyoshi SASAKI
    • G02 - OPTICS
  • Information Patent Application

    BACKLIGHT DEVICE
    • Publication number 20120134174
    • Publication date May 31, 2012
    • VICTOR COMPANY OF JAPAN, LIMITED
    • Naoto Hirohata
    • G02 - OPTICS
  • Information Patent Application

    Cabinet and display apparatus
    • Publication number 20100301714
    • Publication date Dec 2, 2010
    • Victor Company of Japan. Ltd. a Corporation of Japan
    • Hidetoshi Ishibashi
    • G02 - OPTICS
  • Information Patent Application

    Backlight device and liquid crystal display
    • Publication number 20100208161
    • Publication date Aug 19, 2010
    • VICTOR COMPANY OF JAPAN, LIMITED
    • Tsuyoshi Sasaki
    • G02 - OPTICS
  • Information Patent Application

    Optical storage medium
    • Publication number 20040008612
    • Publication date Jan 15, 2004
    • Kouji Tsujita
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Light deflector and method for driving light deflector
    • Publication number 20020118910
    • Publication date Aug 29, 2002
    • Mikio Okumura
    • G02 - OPTICS