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Yoshiyuki Yanagisawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Projector
    • Patent number 11,720,008
    • Issue date Aug 8, 2023
    • Seiko Epson Corporation
    • Masatoshi Ito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector with polarization element cooled with cooling liquid
    • Patent number 10,996,549
    • Issue date May 4, 2021
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Projector
    • Patent number 10,845,684
    • Issue date Nov 24, 2020
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G02 - OPTICS
  • Information Patent Grant

    Projector and operation control method
    • Patent number 10,656,508
    • Issue date May 19, 2020
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G02 - OPTICS
  • Information Patent Grant

    Projector
    • Patent number 9,667,925
    • Issue date May 30, 2017
    • Seiko Epson Corporation
    • Takuro Nagatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Liquid-cooling device and projector
    • Patent number 9,128,361
    • Issue date Sep 8, 2015
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Liquid-cooling device and projector
    • Patent number 8,794,767
    • Issue date Aug 5, 2014
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Projector
    • Patent number 8,651,668
    • Issue date Feb 18, 2014
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Heat exchanger and projector
    • Patent number 8,398,245
    • Issue date Mar 19, 2013
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Liquid-cooling device including liquid pumping unit and liquid stor...
    • Patent number 8,348,433
    • Issue date Jan 8, 2013
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector
    • Patent number 8,218,095
    • Issue date Jul 10, 2012
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Optical device and projector
    • Patent number 8,083,355
    • Issue date Dec 27, 2011
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number 8,007,113
    • Issue date Aug 30, 2011
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector with sealed structure having air circulation path
    • Patent number 7,926,953
    • Issue date Apr 19, 2011
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector with a sealed structure having an air-circulation path
    • Patent number 7,841,721
    • Issue date Nov 30, 2010
    • Seiko Epson Corporation
    • Yasunaga Momose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cooling device and projector
    • Patent number 7,815,315
    • Issue date Oct 19, 2010
    • Seiko Epson Corporation
    • Yasunaga Momose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Optical apparatus and projector
    • Patent number 7,585,077
    • Issue date Sep 8, 2009
    • Seiko Epson Corporation
    • Makoto Zakoji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device and projector
    • Patent number 7,513,625
    • Issue date Apr 7, 2009
    • Seiko Epson Corporation
    • Makoto Zakoji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device having a plurality of optical modulator units, proje...
    • Patent number 7,148,945
    • Issue date Dec 12, 2006
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Holder frame, optical device and projector
    • Patent number 7,118,230
    • Issue date Oct 10, 2006
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Fixing plate, optical device and projector
    • Patent number 7,114,816
    • Issue date Oct 3, 2006
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector with improved heat radiation
    • Patent number 7,073,911
    • Issue date Jul 11, 2006
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical parts casing and projector
    • Patent number 7,073,912
    • Issue date Jul 11, 2006
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device, method for manufacturing optical device, and projector
    • Patent number 6,935,745
    • Issue date Aug 30, 2005
    • Seiko Epson Corporation
    • Masashi Kitabayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number 6,935,753
    • Issue date Aug 30, 2005
    • Seiko Epson Corporation
    • Takeshi Takezawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical modulator, optical device having the optical modulator and...
    • Patent number 6,906,840
    • Issue date Jun 14, 2005
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical modulator, optical device and projector
    • Patent number 6,891,652
    • Issue date May 10, 2005
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device, optical unit and projector
    • Patent number 6,882,480
    • Issue date Apr 19, 2005
    • Seiko Epson Corporation
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device and projector
    • Patent number 6,854,848
    • Issue date Feb 15, 2005
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical modulator, optical device and projector
    • Patent number 6,819,464
    • Issue date Nov 16, 2004
    • Seiko Epson Corporation
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    PROJECTOR, COOLING APPARATUS, AND CONTROL METHOD
    • Publication number 20230058869
    • Publication date Feb 23, 2023
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PROJECTOR
    • Publication number 20220299848
    • Publication date Sep 22, 2022
    • SEIKO EPSON CORPORATION
    • Masatoshi ITO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OPTICAL DEVICE AND IMAGE DISPLAY DEVICE
    • Publication number 20220132084
    • Publication date Apr 28, 2022
    • SEIKO EPSON CORPORATION
    • Yoshiyuki YANAGISAWA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PROJECTOR AND OPERATION CONTROL METHOD
    • Publication number 20190235366
    • Publication date Aug 1, 2019
    • SEIKO EPSON CORPORATION
    • Yoshiyuki YANAGISAWA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTOR
    • Publication number 20190235367
    • Publication date Aug 1, 2019
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTOR
    • Publication number 20190094669
    • Publication date Mar 28, 2019
    • SEIKO EPSON CORPORATION
    • Yoshiyuki YANAGISAWA
    • G02 - OPTICS
  • Information Patent Application

    PROJECTOR
    • Publication number 20150156466
    • Publication date Jun 4, 2015
    • SEIKO EPSON CORPORATION
    • Takuro Nagatsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIQUID-COOLING DEVICE AND PROJECTOR
    • Publication number 20140300871
    • Publication date Oct 9, 2014
    • Yoshiyuki Yanagisawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    PROJECTOR
    • Publication number 20100253865
    • Publication date Oct 7, 2010
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HEAT EXCHANGER AND PROJECTOR
    • Publication number 20100253923
    • Publication date Oct 7, 2010
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    PROJECTOR
    • Publication number 20100245778
    • Publication date Sep 30, 2010
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTOR
    • Publication number 20100245779
    • Publication date Sep 30, 2010
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIQUID-COOLING DEVICE AND PROJECTOR
    • Publication number 20090237619
    • Publication date Sep 24, 2009
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    PROJECTOR
    • Publication number 20090141249
    • Publication date Jun 4, 2009
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Optical device and projector
    • Publication number 20080174741
    • Publication date Jul 24, 2008
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Projector
    • Publication number 20080055563
    • Publication date Mar 6, 2008
    • SEIKO EPSON CORPORATION
    • Yasunaga Momose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Cooling device and projector
    • Publication number 20070291234
    • Publication date Dec 20, 2007
    • SEIKO EPSON CORPORATION
    • Yasunaga Momose
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Projector
    • Publication number 20070291238
    • Publication date Dec 20, 2007
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical apparatus and projector
    • Publication number 20070051057
    • Publication date Mar 8, 2007
    • SEIKO EPSON CORPORATION
    • Makoto Zakoji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical device and projector
    • Publication number 20060197917
    • Publication date Sep 7, 2006
    • SEIKO EPSON CORPORATION
    • Makoto Zakoji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Fixing plate, optical device and projector
    • Publication number 20050012910
    • Publication date Jan 20, 2005
    • SEIKO EPSON CORPORATION
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Holder frame, optical device and projector
    • Publication number 20050012921
    • Publication date Jan 20, 2005
    • SEIKO EPSON CORPORATION
    • Motoyuki Fujimori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Optical device and projector
    • Publication number 20050007556
    • Publication date Jan 13, 2005
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical device and projector equipping the same
    • Publication number 20040246390
    • Publication date Dec 9, 2004
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Projector
    • Publication number 20040239886
    • Publication date Dec 2, 2004
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical parts casing and projector
    • Publication number 20040223237
    • Publication date Nov 11, 2004
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical modulator, optical device and projector
    • Publication number 20040201877
    • Publication date Oct 14, 2004
    • SEIKO EPSON CORPORATION
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical device, optical unit and projector
    • Publication number 20040046940
    • Publication date Mar 11, 2004
    • SEIKO EPSON CORPORATION
    • Yoshiyuki Yanagisawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Projector
    • Publication number 20040032569
    • Publication date Feb 19, 2004
    • Takeshi Takezawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical modulator, optical device and projector
    • Publication number 20040021830
    • Publication date Feb 5, 2004
    • SEIKO EPSON CORPORATION
    • Motoyuki Fujimori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE