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Toshiro Izuchi

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  • Fukuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electret condenser microphone
    • Patent number 8,150,078
    • Issue date Apr 3, 2012
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electret condensor microphone
    • Patent number 8,135,150
    • Issue date Mar 13, 2012
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Microphone and microphone mounting structure
    • Patent number 8,050,443
    • Issue date Nov 1, 2011
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Microphone with dust-proof section
    • Patent number 7,974,430
    • Issue date Jul 5, 2011
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electro-acoustic transducer
    • Patent number 7,907,743
    • Issue date Mar 15, 2011
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Mounting substrate and microphone mounted thereon
    • Patent number 7,687,723
    • Issue date Mar 30, 2010
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electro-acoustic transducer with holder
    • Patent number 7,344,405
    • Issue date Mar 18, 2008
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Microphone
    • Patent number 7,171,012
    • Issue date Jan 30, 2007
    • Hosiden Corporation
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Electret Condenser Microphone
    • Publication number 20110013788
    • Publication date Jan 20, 2011
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electret Condenser Microphone
    • Publication number 20090226012
    • Publication date Sep 10, 2009
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Portable electronic apparatus with microphones
    • Publication number 20090129621
    • Publication date May 21, 2009
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Condenser Microphone
    • Publication number 20090003631
    • Publication date Jan 1, 2009
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Microphone and microphone mounting structurre
    • Publication number 20080112585
    • Publication date May 15, 2008
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electret condensor microphone
    • Publication number 20080080729
    • Publication date Apr 3, 2008
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electret condenser microphone
    • Publication number 20070104339
    • Publication date May 10, 2007
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Mounting substrate and microphone mounted thereon
    • Publication number 20070010141
    • Publication date Jan 11, 2007
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electro-acoustic transducer
    • Publication number 20060285707
    • Publication date Dec 21, 2006
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electro-acoustic transducer with holder
    • Publication number 20060199425
    • Publication date Sep 7, 2006
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Microphone
    • Publication number 20060177085
    • Publication date Aug 10, 2006
    • HOSIDEN CORPORATION
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Microphone
    • Publication number 20040109579
    • Publication date Jun 10, 2004
    • Toshiro Izuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE