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Shigeyuki Matsumoto

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Patents Grantslast 30 patents

  • Information Patent Grant

    Display device
    • Patent number 9,891,766
    • Issue date Feb 13, 2018
    • Mitsubishi Electric Corporation
    • Shigeyuki Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Planer light source device with fixing portion and display device u...
    • Patent number 9,123,265
    • Issue date Sep 1, 2015
    • Mitsubishi Electric Corporation
    • Shigeyuki Matsumoto
    • F21 - LIGHTING
  • Information Patent Grant

    Planar light source and display device having the same
    • Patent number 8,083,391
    • Issue date Dec 27, 2011
    • Mitsubishi Electric Corporation
    • Shigeyuki Matsumoto
    • G02 - OPTICS
  • Information Patent Grant

    Planar light source device and display device
    • Patent number 7,819,572
    • Issue date Oct 26, 2010
    • Mitsubishi Electric Corporation
    • Shigeyuki Matsumoto
    • G02 - OPTICS
  • Information Patent Grant

    Coupling for drainage pipings
    • Patent number 5,752,548
    • Issue date May 19, 1998
    • Benkan Corporation
    • Shigeyuki Matsumoto
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Pipe joint
    • Patent number 5,722,695
    • Issue date Mar 3, 1998
    • Kenkan Corporation
    • Shigeyuki Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe joint
    • Patent number 5,658,021
    • Issue date Aug 19, 1997
    • Benkan Corporation
    • Shigeyuki Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drainpipe joint
    • Patent number 4,998,754
    • Issue date Mar 12, 1991
    • Benkan Corporation
    • Shigeyuki Matsumoto
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    DISPLAY DEVICE AND DISPLAY APPARATUS
    • Publication number 20200026116
    • Publication date Jan 23, 2020
    • Mitsubishi Electric Corporation
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS
  • Information Patent Application

    PLANAR LIGHT SOURCE DEVICE AND DISPLAY DEVICE
    • Publication number 20180217321
    • Publication date Aug 2, 2018
    • Mitsubishi Electric Corporation
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20150253495
    • Publication date Sep 10, 2015
    • Mitsubishi Electric Corporation
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS
  • Information Patent Application

    PLANER LIGHT SOURCE DEVICE AND DISPLAY DEVICE USING THE SAME
    • Publication number 20130033897
    • Publication date Feb 7, 2013
    • Mitsubishi Electric Corporation
    • Shigeyuki MATSUMOTO
    • F21 - LIGHTING
  • Information Patent Application

    LOOSE FLANGE PIPE JOINT
    • Publication number 20100059988
    • Publication date Mar 11, 2010
    • NOWLA ENGINEERING CO., LTD.
    • Shigeyuki Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PLANAR LIGHT SOURCE DEVICE AND DISPLAY DEVICE
    • Publication number 20080198627
    • Publication date Aug 21, 2008
    • MITSUBISHI ELECTRIC CORPORATION
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS
  • Information Patent Application

    PLANAR LIGHT SOURCE AND DISPLAY DEVICE HAVING THE SAME
    • Publication number 20080137368
    • Publication date Jun 12, 2008
    • MITSUBISHI ELECTRIC CORPORATION
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS
  • Information Patent Application

    PLANE LIGHT-SOURCE DEVICE
    • Publication number 20080094831
    • Publication date Apr 24, 2008
    • MITSUBISHI ELECTRIC CORPORATION
    • Shigeyuki MATSUMOTO
    • G02 - OPTICS