TREA

Kouichi Hirose

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wobble signal reproducing circuit
    • Patent number 7,295,499
    • Issue date Nov 13, 2007
    • Hitachi, Ltd.
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Wobble signal reproducing circuit
    • Patent number 7,133,335
    • Issue date Nov 7, 2006
    • Hitachi, Ltd.
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Adaptive equalizer circuit
    • Patent number 6,904,086
    • Issue date Jun 7, 2005
    • Hitachi, Ltd.
    • Kouichirou Nishimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Wobble signal reproducing circuit
    • Patent number 6,785,207
    • Issue date Aug 31, 2004
    • Hitachi, Ltd.
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    Wobble signal reproducing circuit
    • Publication number 20070030769
    • Publication date Feb 8, 2007
    • Hitachi, Ltd
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Wobble signal reproducing circuit
    • Publication number 20040202092
    • Publication date Oct 14, 2004
    • Hitachi, Ltd
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Adaptive equalizer circuit
    • Publication number 20010043651
    • Publication date Nov 22, 2001
    • Hitachi, Ltd.
    • Kouichirou Nishimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Wobble signal reproducing circuit
    • Publication number 20010026512
    • Publication date Oct 4, 2001
    • Kouichirou Nishimura
    • G11 - INFORMATION STORAGE