TREA

Shinichi Hayasaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker and speaker unit
    • Patent number 8,165,335
    • Issue date Apr 24, 2012
    • Pioneer Corporation
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker device
    • Patent number 8,045,746
    • Issue date Oct 25, 2011
    • Pioneer Corporation
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Mounting bracket and speaker unit
    • Patent number 8,023,680
    • Issue date Sep 20, 2011
    • Pioneer Corporation
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker apparatus
    • Patent number 7,706,560
    • Issue date Apr 27, 2010
    • Pioneer Corporation
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method for manufacturing diaphragm for use in electroacoustic trans...
    • Patent number 7,704,428
    • Issue date Apr 27, 2010
    • Pioneer Corporation
    • Koji Takayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20120207321
    • Publication date Aug 16, 2012
    • TOHOKU PIONEER CORPORATION
    • Kenichi Oshima
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER DIAPHRAGM
    • Publication number 20100108433
    • Publication date May 6, 2010
    • Pioneer Corporation
    • Koji Takayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Speaker device
    • Publication number 20080013780
    • Publication date Jan 17, 2008
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker and speaker unit
    • Publication number 20070189573
    • Publication date Aug 16, 2007
    • Pioneer Corporation
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker bracket and speaker
    • Publication number 20070165901
    • Publication date Jul 19, 2007
    • Pioneer Corporation
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Mounting bracket and speaker unit
    • Publication number 20070154054
    • Publication date Jul 5, 2007
    • PIONEER CORPORATION
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker device
    • Publication number 20070154057
    • Publication date Jul 5, 2007
    • PIONEER CORPORATION
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker device
    • Publication number 20070147652
    • Publication date Jun 28, 2007
    • PIONEER CORPORATION
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker apparatus
    • Publication number 20070121994
    • Publication date May 31, 2007
    • PIONEER CORPORATION
    • Shinichi Hayasaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker apparatus
    • Publication number 20060088182
    • Publication date Apr 27, 2006
    • PIONEER CORPORATION
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker apparatus
    • Publication number 20060088183
    • Publication date Apr 27, 2006
    • PIONEER CORPORATION
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker apparatus for vehicle
    • Publication number 20060088172
    • Publication date Apr 27, 2006
    • PIONEER CORPORATION and TOHOKU PIONEER
    • Koji Takayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker device and method of manufacturing the speaker device
    • Publication number 20050276438
    • Publication date Dec 15, 2005
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker device
    • Publication number 20050276436
    • Publication date Dec 15, 2005
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Resin frame, resin grille and speaker device
    • Publication number 20050271244
    • Publication date Dec 8, 2005
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial speaker device and manufacturing method thereof
    • Publication number 20050271236
    • Publication date Dec 8, 2005
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Resin frame, speaker unit and speaker device
    • Publication number 20050271238
    • Publication date Dec 8, 2005
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Method for manufacturing electroacoustic transducer diaphragm
    • Publication number 20050253298
    • Publication date Nov 17, 2005
    • PIONEER CORPORATION
    • Koji Takayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Method for manufacturing electroacoustic transducer diaphragm
    • Publication number 20050253299
    • Publication date Nov 17, 2005
    • PIONEER CORPORATION
    • Koji Takayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Method for manufacturing diaphragm for use in electroacoustic trans...
    • Publication number 20050248058
    • Publication date Nov 10, 2005
    • PIONEER CORPORATION
    • Koji Takayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Gasket for speaker
    • Publication number 20050207608
    • Publication date Sep 22, 2005
    • PIONEER CORPORATION
    • Hiroyuki Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE