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Masaaki Ofuji

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Video display device
    • Patent number 10,976,601
    • Issue date Apr 13, 2021
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Yasuhiro Kumamoto
    • G02 - OPTICS
  • Information Patent Grant

    Video display device
    • Patent number 10,809,569
    • Issue date Oct 20, 2020
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Yasuhiro Kumamoto
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Video display device
    • Patent number 10,643,556
    • Issue date May 5, 2020
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Yasuhiro Kumamoto
    • G02 - OPTICS
  • Information Patent Grant

    Image display device including multiple light source substrates
    • Patent number 10,642,097
    • Issue date May 5, 2020
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Yasuhiro Kumamoto
    • G02 - OPTICS
  • Information Patent Grant

    Video display device
    • Patent number 10,490,143
    • Issue date Nov 26, 2019
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Yasuhiro Kumamoto
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Shield structure for electronic device
    • Patent number 8,014,169
    • Issue date Sep 6, 2011
    • Panasonic Corporation
    • Seiji Hamada
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Plasma display device
    • Patent number 7,940,006
    • Issue date May 10, 2011
    • Panasonic Corporation
    • Kei Ichikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,559,163
    • Issue date Jul 14, 2009
    • Panasonic Corporation
    • Masaaki Ofuji
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE DISPLAY DEVICE
    • Publication number 20180252966
    • Publication date Sep 6, 2018
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO. LTD.
    • YASUHIRO KUMAMOTO
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    VIDEO DISPLAY DEVICE
    • Publication number 20180239195
    • Publication date Aug 23, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • Yasuhiro KUMAMOTO
    • G02 - OPTICS
  • Information Patent Application

    VIDEO DISPLAY DEVICE
    • Publication number 20180240420
    • Publication date Aug 23, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • YASUHIRO KUMAMOTO
    • G02 - OPTICS
  • Information Patent Application

    IMAGE DISPLAY DEVICE
    • Publication number 20180231838
    • Publication date Aug 16, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • YASUHIRO KUMAMOTO
    • F21 - LIGHTING
  • Information Patent Application

    VIDEO DISPLAY DEVICE
    • Publication number 20180233094
    • Publication date Aug 16, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • Yasuhiro KUMAMOTO
    • G02 - OPTICS
  • Information Patent Application

    VIDEO DISPLAY DEVICE
    • Publication number 20180196312
    • Publication date Jul 12, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • YASUHIRO KUMAMOTO
    • F21 - LIGHTING
  • Information Patent Application

    DISPLAY DEVICE AND METHOD FOR PRODUCING SAME
    • Publication number 20150124382
    • Publication date May 7, 2015
    • Panasonic Intellectual Property Management Co., Ltd.
    • Akira Taniguchi
    • G02 - OPTICS
  • Information Patent Application

    PLASMA DISPLAY DEVICE
    • Publication number 20090189525
    • Publication date Jul 30, 2009
    • PANASONIC CORPORATION
    • Kei ICHIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SHIELD STRUCTURE FOR ELECTRONIC DEVICE
    • Publication number 20090141470
    • Publication date Jun 4, 2009
    • PANASONIC CORPORATION
    • Seiji HAMADA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Display device
    • Publication number 20070180745
    • Publication date Aug 9, 2007
    • Masaaki Ofuji
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS