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Hirokazu Matsui

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  • Otsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-emitting panel
    • Patent number 10,254,473
    • Issue date Apr 9, 2019
    • MEITAKU INDUSTRY CO., LTD.
    • Hirokazu Matsui
    • F21 - LIGHTING
  • Information Patent Grant

    Large area light source
    • Patent number 9,625,645
    • Issue date Apr 18, 2017
    • Meitaku Industry Co., Ltd.
    • Hirokazu Matsui
    • G02 - OPTICS
  • Information Patent Grant

    Light guiding panel assembly for display, signboard, surface illumi...
    • Patent number 8,282,262
    • Issue date Oct 9, 2012
    • Meitaku Industry Co., Ltd.
    • Hirokazu Matsui
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 7,883,252
    • Issue date Feb 8, 2011
    • Hirokazu Matsui
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Device for supplying incident light to edge light panels
    • Patent number 5,410,454
    • Issue date Apr 25, 1995
    • Meitaku System Co., Ltd.
    • Shinzo Murase
    • G02 - OPTICS
  • Information Patent Grant

    Edge light panel and its production
    • Patent number 5,408,387
    • Issue date Apr 18, 1995
    • Meitaku System Co., Ltd.
    • Shinzo Murase
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Surface luminous source panel with areas having different reflector...
    • Patent number 5,283,673
    • Issue date Feb 1, 1994
    • Kabushiki Kaisha Meitaku Shisutemu
    • Shinzo Murase
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Edge light panel device
    • Patent number 5,207,493
    • Issue date May 4, 1993
    • Kabushiki Kaisha Meitaku Shisutemu
    • Shinzo Murase
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Edge light panel
    • Patent number 5,178,447
    • Issue date Jan 12, 1993
    • Kabushiki Kaisha Meitaku Shisutemu
    • Shinzo Murase
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Surface light source panel
    • Patent number 4,985,809
    • Issue date Jan 15, 1991
    • Matsushita Electric Industrial Co., Ltd.
    • Hirokazu Matsui
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT-EMITTING PANEL
    • Publication number 20170115444
    • Publication date Apr 27, 2017
    • MEITAKU INDUSTRY CO., LTD.
    • Hirokazu MATSUI
    • G02 - OPTICS
  • Information Patent Application

    Display Device
    • Publication number 20090052206
    • Publication date Feb 26, 2009
    • Hirokazu Matsui
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS