TREA

Yukimasa Sugino

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Client apparatus
    • Patent number 8,122,083
    • Issue date Feb 21, 2012
    • Mitsubishi Electric Corporation
    • Takehiko Hanada
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Channel check test system
    • Patent number 6,498,833
    • Issue date Dec 24, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Yukimasa Sugino
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Channel check test system
    • Patent number 6,324,260
    • Issue date Nov 27, 2001
    • Mitsubishi Denki Kabushiki Kaisha
    • Yukimasa Sugino
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Tandem relay device
    • Patent number 6,172,978
    • Issue date Jan 9, 2001
    • Mitsubishi Denki Kabushiki Kaisha
    • Wataru Fushimi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Signal discrimination apparatus, a method for discriminating a sign...
    • Patent number 6,147,973
    • Issue date Nov 14, 2000
    • Mitsubishi Denki Kabushiki Kaisha
    • Yukimasa Sugino
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Signal discrimination circuit for determining the type of signal tr...
    • Patent number 5,694,517
    • Issue date Dec 2, 1997
    • Mitsubishi Denki Kabushiki Kaisha
    • Yukimasa Sugino
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents