TREA

Hideo Yuasa

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  • Shandong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electroacoustic transducing device
    • Patent number 9,055,359
    • Issue date Jun 9, 2015
    • Hosiden Corporation
    • Tomohiko Kamimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Diaphragm including a first vibrating part of a dome shape or flat...
    • Patent number 8,442,261
    • Issue date May 14, 2013
    • Hosiden Corporation
    • Tomohiko Kamimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electret condenser microphone
    • Patent number 8,238,587
    • Issue date Aug 7, 2012
    • Hosiden Corporation
    • Hideo Yuasa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic transducing device
    • Patent number 8,155,374
    • Issue date Apr 10, 2012
    • Hosiden Corporation
    • Hideo Yuasa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 8,041,070
    • Issue date Oct 18, 2011
    • Hosiden Corporation
    • Tomohiko Kamimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCING DEVICE
    • Publication number 20110123061
    • Publication date May 26, 2011
    • HOSIDEN CORPORATION
    • Tomohiko Kamimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DOME-SHAPED DIAPHRAGM AND LOUDSPEAKER USING THE SAME
    • Publication number 20090304225
    • Publication date Dec 10, 2009
    • HOSIDEN CORPORATION
    • Tomohiko KAMIMURA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic tranducing device
    • Publication number 20090285440
    • Publication date Nov 19, 2009
    • HOSIDEN CORPORATION
    • Hideo Yuasa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic transducing device
    • Publication number 20090285439
    • Publication date Nov 19, 2009
    • HOSIDEN CORPORATION
    • Hideo Yuasa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRET CONDENSER MICROPHONE
    • Publication number 20090268930
    • Publication date Oct 29, 2009
    • HOSIDEN CORPORATION
    • Hideo YUASA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE