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Yoshitaka Ito

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  • Suwa-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Projector
    • Patent number 11,960,196
    • Issue date Apr 16, 2024
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector
    • Patent number 8,016,425
    • Issue date Sep 13, 2011
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Grant

    Projector that is capable of superimposing and displaying a visible...
    • Patent number 7,934,836
    • Issue date May 3, 2011
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector and display device
    • Patent number 7,837,334
    • Issue date Nov 23, 2010
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Display device and projector for modulating irradiation light to fo...
    • Patent number 7,772,534
    • Issue date Aug 10, 2010
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Image display device
    • Patent number 7,303,288
    • Issue date Dec 4, 2007
    • Seiko Epson Corporation
    • Yasunaga Miyazawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number 6,923,544
    • Issue date Aug 2, 2005
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Grant

    Projector
    • Patent number 6,910,777
    • Issue date Jun 28, 2005
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Light reflective polarizer and projector using the same
    • Patent number 6,764,182
    • Issue date Jul 20, 2004
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Illumination optical system and projector
    • Patent number 6,739,724
    • Issue date May 25, 2004
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number 6,729,730
    • Issue date May 4, 2004
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Grant

    Projector
    • Patent number 6,601,958
    • Issue date Aug 5, 2003
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical reflection polarizer and projector comprising the same
    • Patent number 6,592,224
    • Issue date Jul 15, 2003
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector
    • Patent number 6,575,578
    • Issue date Jun 10, 2003
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projector modulating a plurality of partial luminous fluxes accordi...
    • Patent number 6,491,396
    • Issue date Dec 10, 2002
    • Seiko Epson Corporation
    • Joji Karasawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRIC FIELD ENHANCING ELEMENT AND RAMAN SPECTROSCOPIC DEVICE
    • Publication number 20240328953
    • Publication date Oct 3, 2024
    • SEIKO EPSON CORPORATION
    • Hayato MATSUKI
    • G01 - MEASURING TESTING
  • Information Patent Application

    PROJECTOR
    • Publication number 20230066382
    • Publication date Mar 2, 2023
    • SEIKO EPSON CORPORATION
    • Yoshitaka ITO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COUPLING CONNECTOR
    • Publication number 20110014820
    • Publication date Jan 20, 2011
    • Yoshitaka Ito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PROJECTOR AND DISPLAY DEVICE
    • Publication number 20090051880
    • Publication date Feb 26, 2009
    • SEIKO EPSON CORPORATION
    • Yoshitaka ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PROJECTOR
    • Publication number 20080180640
    • Publication date Jul 31, 2008
    • SEIKO EPSON CORPORATION
    • Yoshitaka ITO
    • G02 - OPTICS
  • Information Patent Application

    PROJECTOR
    • Publication number 20080174742
    • Publication date Jul 24, 2008
    • SEIKO EPSON CORPORATION
    • Yoshitaka ITO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DISPLAY DEVICE AND PROJECTOR
    • Publication number 20080062386
    • Publication date Mar 13, 2008
    • SEIKO EPSON CORPORATION
    • Yoshitaka ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Image display device
    • Publication number 20060114422
    • Publication date Jun 1, 2006
    • SEIKO EPSON CORPORATION
    • Yasunaga Miyazawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Projector
    • Publication number 20040174500
    • Publication date Sep 9, 2004
    • SEIKO EPSON CORPORATION
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Application

    Projector
    • Publication number 20040119949
    • Publication date Jun 24, 2004
    • SEIKO EPSON CORPORATION
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Light reflective polarizer and projector using the same
    • Publication number 20030179345
    • Publication date Sep 25, 2003
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical reflection polarizer and projector comprising the same
    • Publication number 20030071972
    • Publication date Apr 17, 2003
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Projector
    • Publication number 20030058410
    • Publication date Mar 27, 2003
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Illumination optical system and projector
    • Publication number 20030043348
    • Publication date Mar 6, 2003
    • SEIKO EPSON CORPORATION
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Application

    Projector
    • Publication number 20020180933
    • Publication date Dec 5, 2002
    • SEIKO EPSON CORPORATION
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Application

    Projector
    • Publication number 20020018184
    • Publication date Feb 14, 2002
    • Seiko Epson Corporation
    • Yoshitaka Ito
    • G02 - OPTICS
  • Information Patent Application

    Projector
    • Publication number 20010033367
    • Publication date Oct 25, 2001
    • Seiko Epson Corporation
    • Joji Karasawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Projector
    • Publication number 20010028412
    • Publication date Oct 11, 2001
    • Yoshitaka Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE