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Ryoichi Yokoyama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid crystal display
    • Patent number 9,152,000
    • Issue date Oct 6, 2015
    • SAMSUNG DISPLAY CO., LTD.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display
    • Patent number 8,823,622
    • Issue date Sep 2, 2014
    • Samsung Display Co., Ltd.
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display
    • Patent number 8,502,765
    • Issue date Aug 6, 2013
    • Samsung Display Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display with an increased aperture ratio
    • Patent number 8,502,931
    • Issue date Aug 6, 2013
    • Samsung Display Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display
    • Patent number 8,471,802
    • Issue date Jun 25, 2013
    • Samsung Display Co., Ltd.
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display
    • Patent number 8,395,742
    • Issue date Mar 12, 2013
    • Samsung Display Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display with an increased aperture ration
    • Patent number 8,300,165
    • Issue date Oct 30, 2012
    • Samsung Electronics Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display device, method of driving the same, and meth...
    • Patent number 7,839,371
    • Issue date Nov 23, 2010
    • Samsung Electronics Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Voltage boosting circuit, voltage boosting/dropping circuit and LCD
    • Patent number 7,755,584
    • Issue date Jul 13, 2010
    • Samsung Electronics Co., Ltd.
    • Michiru Senda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Display device
    • Patent number 7,696,960
    • Issue date Apr 13, 2010
    • Sanyo Electric Co., Ltd.
    • Michiru Senda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 7,646,370
    • Issue date Jan 12, 2010
    • Sanyo Electric Co., Ltd.
    • Michiru Senda
    • G02 - OPTICS
  • Information Patent Grant

    Power consumption of display apparatus during still image display mode
    • Patent number 7,583,259
    • Issue date Sep 1, 2009
    • Sanyo Electric Co., LTD
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal display device and controlling method thereof
    • Patent number 7,564,437
    • Issue date Jul 21, 2009
    • Sanyo Electric Co., LTD
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Level shift circuit and display device having the same
    • Patent number 7,545,174
    • Issue date Jun 9, 2009
    • Samsung Electronics Co., Ltd.
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display device
    • Patent number 7,518,571
    • Issue date Apr 14, 2009
    • Sanyo Electric Co., LTD
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Active matrix display device
    • Patent number 7,432,898
    • Issue date Oct 7, 2008
    • Sanyo Electric Co., LTD
    • Yusuke Tsutsui
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display including a plurality of display panels
    • Patent number 7,389,476
    • Issue date Jun 17, 2008
    • Sanyo Electric Co., LTD
    • Michiru Senda
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Display
    • Patent number 7,355,579
    • Issue date Apr 8, 2008
    • Sanyo Electric Co., LTD
    • Michiru Senda
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Color electroluminescence display device
    • Patent number 7,339,559
    • Issue date Mar 4, 2008
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Color electroluminescence display device
    • Patent number 7,315,131
    • Issue date Jan 1, 2008
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Active matrix display device with floating electrode between adjace...
    • Patent number 7,248,322
    • Issue date Jul 24, 2007
    • Sanyo Electric Co., LTD
    • Yasushi Miyajima
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 7,173,589
    • Issue date Feb 6, 2007
    • Sanyo Electric Co., LTD
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Signal detector
    • Patent number 7,173,607
    • Issue date Feb 6, 2007
    • Sanyo Electric Co., LTD
    • Shoichiro Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Display device
    • Patent number 7,136,057
    • Issue date Nov 14, 2006
    • Sanyo Electric Co., LTD
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Active matrix display device
    • Patent number 7,095,389
    • Issue date Aug 22, 2006
    • Sanyo Electric Co., LTD
    • Hisao Uehara
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display device and its driving method
    • Patent number 7,081,875
    • Issue date Jul 25, 2006
    • Sanyo Electric Co., LTD
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Active matrix type display
    • Patent number 7,079,100
    • Issue date Jul 18, 2006
    • Sanyo Electric Co., Ltd.
    • Yasushi Miyajima
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    IC substrate of glass and display device
    • Patent number 7,072,018
    • Issue date Jul 4, 2006
    • Sanyo Electric Co., LTD
    • Kuni Yamamura
    • G02 - OPTICS
  • Information Patent Grant

    Semiconductor device with heat sink
    • Patent number 7,053,426
    • Issue date May 30, 2006
    • Sanyo Electric Co., LTD
    • Ryoichi Yokoyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 7,038,642
    • Issue date May 2, 2006
    • Sanyo Electric Co., LTD
    • Yasushi Miyajima
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID CRYSTAL DISPLAY
    • Publication number 20130300963
    • Publication date Nov 14, 2013
    • SAMSUNG DISPLAY CO., LTD.
    • RYOICHI YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY WITH AN INCREASED APERTURE RATIO
    • Publication number 20120327320
    • Publication date Dec 27, 2012
    • Ryoichi Yokoyama
    • G02 - OPTICS
  • Information Patent Application

    Power Consumption of Display Apparatus During Still Image Display Mode
    • Publication number 20090278827
    • Publication date Nov 12, 2009
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Liquid Crystal Display with An Increased Aperture Ration
    • Publication number 20090096948
    • Publication date Apr 16, 2009
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY
    • Publication number 20080224980
    • Publication date Sep 18, 2008
    • Samsung Electronics Co., Ltd.
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY
    • Publication number 20080198120
    • Publication date Aug 21, 2008
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY
    • Publication number 20080186271
    • Publication date Aug 7, 2008
    • SAMSUNG ELECTRONICS CO., LTD.
    • Ryoichi YOKOYAMA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY
    • Publication number 20080136984
    • Publication date Jun 12, 2008
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    VOLTAGE BOOSTING CIRCUIT, VOLTAGE BOOSTING/DROPPING CIRCUIT AND LCD
    • Publication number 20080136388
    • Publication date Jun 12, 2008
    • Michiru Senda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY DEVICE, METHOD OF DRIVING THE SAME, AND METH...
    • Publication number 20080013007
    • Publication date Jan 17, 2008
    • Samsung Electronics Co., Ltd.
    • Ryoichi YOKOYAMA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LEVEL SHIFT CIRCUIT AND DISPLAY DEVICE HAVING THE SAME
    • Publication number 20070279093
    • Publication date Dec 6, 2007
    • Samsung Electronics Co., Ltd.
    • Michiru SENDA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Color electroluminescence display device
    • Publication number 20060197461
    • Publication date Sep 7, 2006
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Driving circuit for display apparatus, flexible printed circuit, an...
    • Publication number 20060125758
    • Publication date Jun 15, 2006
    • Kuni Yamamura
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Power consumption of display apparatus during still image display mode
    • Publication number 20060114213
    • Publication date Jun 1, 2006
    • SANYO ELECTRIC CO., LTD.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Active matrix display device with electrode between adjacent pixels
    • Publication number 20060077331
    • Publication date Apr 13, 2006
    • Sanyo Electric Co., Ltd.
    • Yasushi Miyajima
    • G02 - OPTICS
  • Information Patent Application

    Display device
    • Publication number 20060061536
    • Publication date Mar 23, 2006
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Active matrix display device
    • Publication number 20050280621
    • Publication date Dec 22, 2005
    • Sanyo Electric Co., Ltd.
    • Yusuke Tsutsui
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Display device
    • Publication number 20050264509
    • Publication date Dec 1, 2005
    • Michiru Senda
    • G02 - OPTICS
  • Information Patent Application

    Display device
    • Publication number 20050259062
    • Publication date Nov 24, 2005
    • Michiru Senda
    • G02 - OPTICS
  • Information Patent Application

    Liquid crystal display device and controlling method thereof
    • Publication number 20050212743
    • Publication date Sep 29, 2005
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Semiconductor device
    • Publication number 20050110132
    • Publication date May 26, 2005
    • Sanyo Electric Co., Ltd.
    • Ryoichi Yokoyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Display
    • Publication number 20040263468
    • Publication date Dec 30, 2004
    • SANYO ELECTRIC CO., LTD.
    • Michiru Senda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Display and method of controlling the same
    • Publication number 20040263467
    • Publication date Dec 30, 2004
    • Makoto Kitagawa
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Signal detector
    • Publication number 20040189611
    • Publication date Sep 30, 2004
    • SANYO ELECTRIC CO., LTD.
    • Shoichiro Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Emissive display device and electroluminescence display device with...
    • Publication number 20040150351
    • Publication date Aug 5, 2004
    • Naoaki Komiya
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Color electroluminescence display device
    • Publication number 20040130514
    • Publication date Jul 8, 2004
    • Ryoichi Yokoyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Active matrix type display
    • Publication number 20040119704
    • Publication date Jun 24, 2004
    • Yasushi Miyajima
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Display including a plurality of display panels
    • Publication number 20040027315
    • Publication date Feb 12, 2004
    • SANYO ELECTRIC CO., LTD.
    • Michiru Senda
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Display device
    • Publication number 20030201728
    • Publication date Oct 30, 2003
    • SANYO ELECTRIC COMPANY, LTD
    • Yasushi Miyajima
    • G02 - OPTICS
  • Information Patent Application

    Display device
    • Publication number 20030202149
    • Publication date Oct 30, 2003
    • Sanyo Electric Co., Ltd.
    • Yasushi Miyajima
    • G02 - OPTICS