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Hidefumi SAKATA

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  • Tatsuno-machi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PROJECTOR
    • Publication number 20230305378
    • Publication date Sep 28, 2023
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20230273513
    • Publication date Aug 31, 2023
    • SEIKO EPSON CORPORATION
    • Mizuha HIROKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIGHT GUIDING UNIT, MANUFACTURING METHOD FOR LIGHT GUIDING UNIT, LI...
    • Publication number 20230221629
    • Publication date Jul 13, 2023
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20230221628
    • Publication date Jul 13, 2023
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20230161237
    • Publication date May 25, 2023
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20230163256
    • Publication date May 25, 2023
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20220308432
    • Publication date Sep 29, 2022
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIGHT GUIDING UNIT, LIGHT SOURCE APPARATUS, AND PROJECTOR
    • Publication number 20220066307
    • Publication date Mar 3, 2022
    • SEIKO EPSON CORPORATION
    • Hidefumi Sakata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20210294201
    • Publication date Sep 23, 2021
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT EMITTING APPARATUS AND PROJECTOR
    • Publication number 20210297640
    • Publication date Sep 23, 2021
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20210003910
    • Publication date Jan 7, 2021
    • SEIKO EPSON CORPORATION
    • Tomoko AKAGAWA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE, PROJECTOR, AND PHOSPHOR ROD
    • Publication number 20200225565
    • Publication date Jul 16, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200201156
    • Publication date Jun 25, 2020
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200201157
    • Publication date Jun 25, 2020
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20200174352
    • Publication date Jun 4, 2020
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200166828
    • Publication date May 28, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200083408
    • Publication date Mar 12, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200064722
    • Publication date Feb 27, 2020
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20200066945
    • Publication date Feb 27, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20200033709
    • Publication date Jan 30, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20200033707
    • Publication date Jan 30, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20200033536
    • Publication date Jan 30, 2020
    • SEIKO EPSON CORPORATION
    • Junichi SUZUKI
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20200026172
    • Publication date Jan 23, 2020
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS, ILLUMINATOR, AND PROJECTOR
    • Publication number 20190041734
    • Publication date Feb 7, 2019
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ILLUMINATOR AND PROJECTOR
    • Publication number 20180210329
    • Publication date Jul 26, 2018
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20170343891
    • Publication date Nov 30, 2017
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTION SYSTEM, PROJECTOR, AND CONVERSION LENS FOR PROJECTOR
    • Publication number 20170227744
    • Publication date Aug 10, 2017
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G02 - OPTICS
  • Information Patent Application

    POLARIZATION CONVERTING ELEMENT, LIGHT SOURCE DEVICE, LIGHTING DEVI...
    • Publication number 20170195645
    • Publication date Jul 6, 2017
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATION DEVICE AND PROJECTOR
    • Publication number 20160241822
    • Publication date Aug 18, 2016
    • SEIKO EPSON CORPORATION
    • Kunihiko TAKAGI
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR
    • Publication number 20150029466
    • Publication date Jan 29, 2015
    • SEIKO EPSON CORPORATION
    • Hidefumi SAKATA
    • F21 - LIGHTING