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Shigemi Hirasawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Display apparatus
    • Patent number 8,075,961
    • Issue date Dec 13, 2011
    • Hitachi Displays, Ltd.
    • Yuichi Sawai
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display apparatus
    • Patent number 8,071,183
    • Issue date Dec 6, 2011
    • Hitachi Displays, Ltd.
    • Yuichi Sawai
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display device and production method thereof
    • Patent number 8,022,000
    • Issue date Sep 20, 2011
    • Hitachi Displays Ltd.
    • Yuichi Sawai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Spacer and image display panel using the same
    • Patent number 7,755,269
    • Issue date Jul 13, 2010
    • Hitachi Displays, Ltd.
    • Yuichi Sawai
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Display device and method of manufacturing same
    • Patent number 7,501,751
    • Issue date Mar 10, 2009
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,429,819
    • Issue date Sep 30, 2008
    • Hitachi Displays Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Image display device and manufacturing method of the same
    • Patent number 7,427,827
    • Issue date Sep 23, 2008
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,417,366
    • Issue date Aug 26, 2008
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Image display device
    • Patent number 7,408,298
    • Issue date Aug 5, 2008
    • Hitachi Displays, Ltd.
    • Kenji Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,385,343
    • Issue date Jun 10, 2008
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,348,721
    • Issue date Mar 25, 2008
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Image display device
    • Patent number 7,332,856
    • Issue date Feb 19, 2008
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Image display device with support member between front and rear sub...
    • Patent number 7,327,075
    • Issue date Feb 5, 2008
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,319,286
    • Issue date Jan 15, 2008
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Emissive display device
    • Patent number 7,304,423
    • Issue date Dec 4, 2007
    • Hitachi, Ltd.
    • Susumu Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device having a connecting portion between cathode line and...
    • Patent number 7,285,901
    • Issue date Oct 23, 2007
    • Hitachi Displays, Ltd.
    • Susumu Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,282,851
    • Issue date Oct 16, 2007
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Image display device
    • Patent number 7,233,103
    • Issue date Jun 19, 2007
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device including a shield member
    • Patent number 7,221,086
    • Issue date May 22, 2007
    • Hitachi Displays, Ltd.
    • Tomoki Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display devices provided with an arrangement of electron sources an...
    • Patent number 7,190,107
    • Issue date Mar 13, 2007
    • Hitachi Displays, Ltd.
    • Susumu Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Image display device
    • Patent number 7,148,620
    • Issue date Dec 12, 2006
    • Hitachi Displays, Ltd.
    • Tomoki Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,129,630
    • Issue date Oct 31, 2006
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device having a large number of cathode lines
    • Patent number 7,071,607
    • Issue date Jul 4, 2006
    • Hitachi Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,053,544
    • Issue date May 30, 2006
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 6,958,570
    • Issue date Oct 25, 2005
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 6,936,958
    • Issue date Aug 30, 2005
    • Hitachi, Ltd.
    • Kenji Miyata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device with plate-like control electrodes
    • Patent number 6,822,388
    • Issue date Nov 23, 2004
    • Hitachi, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 6,717,352
    • Issue date Apr 6, 2004
    • Hitachi, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device and method of manufacturing the same
    • Patent number 6,713,947
    • Issue date Mar 30, 2004
    • Hitachi, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device including outer frame with some neighboring wall mem...
    • Patent number 6,611,312
    • Issue date Aug 26, 2003
    • Hitachi, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    DISPLAY APPARATUS
    • Publication number 20110021337
    • Publication date Jan 27, 2011
    • Yuichi Sawai
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Display Device
    • Publication number 20080315748
    • Publication date Dec 25, 2008
    • Takaaki Kitada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20080180019
    • Publication date Jul 31, 2008
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FLAT PANEL DISPLAY AND SPACER FOR USE THEREIN
    • Publication number 20080136306
    • Publication date Jun 12, 2008
    • Takashi Naitou
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20080048552
    • Publication date Feb 28, 2008
    • Hiroshi Ito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    IMAGE DISPLAY DEVICE AND SPACER FOR USE THEREIN
    • Publication number 20080007151
    • Publication date Jan 10, 2008
    • Takashi Naitou
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device and manufacturing method of the same
    • Publication number 20070290602
    • Publication date Dec 20, 2007
    • Nobuhiko Hosotani
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display Apparatus
    • Publication number 20070286973
    • Publication date Dec 13, 2007
    • Yuichi Sawai
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Self-luminous display device
    • Publication number 20070247058
    • Publication date Oct 25, 2007
    • Yuichi Inoue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20070200476
    • Publication date Aug 30, 2007
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display Device and Method of Manufacturing Same
    • Publication number 20070188076
    • Publication date Aug 16, 2007
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image Display Device
    • Publication number 20070159057
    • Publication date Jul 12, 2007
    • Yoshiyuki Kaneko
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display Device and Production Method Thereof
    • Publication number 20070158021
    • Publication date Jul 12, 2007
    • Yuichi Sawai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Spacer and Image Display Panel Using the Same
    • Publication number 20070159056
    • Publication date Jul 12, 2007
    • Yuichi Sawai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20070069630
    • Publication date Mar 29, 2007
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display device
    • Publication number 20070057622
    • Publication date Mar 15, 2007
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display device
    • Publication number 20070035233
    • Publication date Feb 15, 2007
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Method of manufacturing display panel and anode panel
    • Publication number 20070021024
    • Publication date Jan 25, 2007
    • Atsushi Kazawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display device
    • Publication number 20070013289
    • Publication date Jan 18, 2007
    • Hitachi Displays, Ltd.
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Bonding material
    • Publication number 20060290261
    • Publication date Dec 28, 2006
    • Yuichi Sawai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060267477
    • Publication date Nov 30, 2006
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Method of manufacturing a display device having an electron source
    • Publication number 20060240179
    • Publication date Oct 26, 2006
    • Susumu Sasaki
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    Image display device
    • Publication number 20060220522
    • Publication date Oct 5, 2006
    • Hiroyuki Tachihara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060208627
    • Publication date Sep 21, 2006
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display device
    • Publication number 20060208629
    • Publication date Sep 21, 2006
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060186788
    • Publication date Aug 24, 2006
    • Hitachi, Ltd
    • Toshio Sasamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device and manufacturing method of the same
    • Publication number 20060158093
    • Publication date Jul 20, 2006
    • Shigemi Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060138954
    • Publication date Jun 29, 2006
    • Kenji Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060087217
    • Publication date Apr 27, 2006
    • Hitachi Displays, Ltd.
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Image display device
    • Publication number 20060038481
    • Publication date Feb 23, 2006
    • Yuuichi Kijima
    • H01 - BASIC ELECTRIC ELEMENTS