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Katsunori Tanaka

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  • Azumino-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light modulation device and projector
    • Patent number 11,829,019
    • Issue date Nov 28, 2023
    • Seiko Epson Corporation
    • Norikazu Kadotani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projection apparatus
    • Patent number 11,768,429
    • Issue date Sep 26, 2023
    • Seiko Epson Corporation
    • Nobuyuki Otsuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projection apparatus with cooling fans
    • Patent number 11,762,273
    • Issue date Sep 19, 2023
    • Seiko Epson Corporation
    • Nobuyuki Otsuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light source device and projector
    • Patent number 9,651,851
    • Issue date May 16, 2017
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light source unit and projector
    • Patent number 9,568,815
    • Issue date Feb 14, 2017
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light source unit and projector
    • Patent number 9,436,069
    • Issue date Sep 6, 2016
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector light source having three cooling airflow delivery ports
    • Patent number 9,229,303
    • Issue date Jan 5, 2016
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • F21 - LIGHTING
  • Information Patent Grant

    Projector light source having three cooling airflow delivery ports
    • Patent number 9,063,400
    • Issue date Jun 23, 2015
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • F21 - LIGHTING
  • Information Patent Grant

    Lamp unit for projector
    • Patent number D707282
    • Issue date Jun 17, 2014
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Lamp unit for projector
    • Patent number D686271
    • Issue date Jul 16, 2013
    • Seiko Epson Corporation
    • Katsunori Tanaka
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT MODULATION DEVICE AND PROJECTOR
    • Publication number 20240027817
    • Publication date Jan 25, 2024
    • SEIKO EPSON CORPORATION
    • Norikazu KADOTANI
    • G02 - OPTICS
  • Information Patent Application

    LIGHT MODULATION DEVICE AND PROJECTOR
    • Publication number 20220308385
    • Publication date Sep 29, 2022
    • SEIKO EPSON CORPORATION
    • Norikazu KADOTANI
    • G02 - OPTICS
  • Information Patent Application

    PROJECTION APPARATUS
    • Publication number 20220121092
    • Publication date Apr 21, 2022
    • SEIKO EPSON CORPORATION
    • Nobuyuki OTSUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTION APPARATUS
    • Publication number 20220121099
    • Publication date Apr 21, 2022
    • SEIKO EPSON CORPORATION
    • Nobuyuki OTSUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROJECTION APPARATUS
    • Publication number 20220121096
    • Publication date Apr 21, 2022
    • SEIKO EPSON CORPORATION
    • Nobuyuki OTSUKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELECTRONIC APPARATUS
    • Publication number 20160143183
    • Publication date May 19, 2016
    • SEIKO EPSON CORPORATION
    • Katsunori Tanaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20150362829
    • Publication date Dec 17, 2015
    • SEIKO EPSON CORPORATION
    • Katsunori TANAKA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20150253652
    • Publication date Sep 10, 2015
    • SEIKO EPSON CORPORATION
    • Katsunori Tanaka
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT SOURCE UNIT AND PROJECTOR
    • Publication number 20140293242
    • Publication date Oct 2, 2014
    • SEIKO EPSON CORPORATION
    • Katsunori Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE UNIT AND PROJECTOR
    • Publication number 20140293241
    • Publication date Oct 2, 2014
    • SEIKO EPSON CORPORATION
    • Katsunori Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR
    • Publication number 20130010267
    • Publication date Jan 10, 2013
    • SEIKO EPSON CORPORATION
    • Katsunori Tanaka
    • F21 - LIGHTING