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Sinsuke Konuma

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  • Yamagata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker and magnetic circuit
    • Patent number 8,620,017
    • Issue date Dec 31, 2013
    • Pioneer Corporation
    • Sinsuke Konuma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Diaphragm and speaker device
    • Patent number 8,041,071
    • Issue date Oct 18, 2011
    • Pioneer Corporation
    • Akihiko Furuto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    DIAPHRAGM AND SPEAKER DEVICE
    • Publication number 20100135520
    • Publication date Jun 3, 2010
    • Pioneer Corporation
    • Akihiko Furuto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER AND MAGNETIC CIRCUIT
    • Publication number 20090161905
    • Publication date Jun 25, 2009
    • Sinsuke Konuma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE