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Takao Sumiya

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  • Kawasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Loss-of-signal detecting device
    • Patent number 7,684,700
    • Issue date Mar 23, 2010
    • Fujitsu Limited
    • Yoshihiro Onoda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER SUPPLY SYSTEM
    • Publication number 20080136263
    • Publication date Jun 12, 2008
    • Fujitsu Limited
    • Yoshihiro Kaneda
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Loss-of-signal detecting device
    • Publication number 20070280684
    • Publication date Dec 6, 2007
    • FUJITSU LIMITED
    • Yoshihiro Onoda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE