TREA

Takao Nakayama

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  • Kawasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Monitor
    • Patent number D453021
    • Issue date Jan 22, 2002
    • Sony Corporation
    • Yutaka Hasegawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Monitor
    • Patent number D450696
    • Issue date Nov 20, 2001
    • Sony Corporation
    • Yutaka Hasegawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Monitor television receiver
    • Patent number D438518
    • Issue date Mar 6, 2001
    • Sony Corporation
    • Masakazu Kanatani
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Television monitor combined with video tape recorder
    • Patent number D426528
    • Issue date Jun 13, 2000
    • Sony Corporation
    • Noriaki Takagi
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Television monitor
    • Patent number D417448
    • Issue date Dec 7, 1999
    • Sony Corporation
    • Noriaki Takagi
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Cordless telephone combined with clock and radio
    • Patent number D366873
    • Issue date Feb 6, 1996
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Telephone receiver
    • Patent number D355911
    • Issue date Feb 28, 1995
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Combined tape player and radio tuner
    • Patent number D338008
    • Issue date Aug 3, 1993
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Optical disc player combined with a display
    • Patent number D338003
    • Issue date Aug 3, 1993
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Combined tape player and radio tuner
    • Patent number D338009
    • Issue date Aug 3, 1993
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphone
    • Patent number D337587
    • Issue date Jul 20, 1993
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphone
    • Patent number D318669
    • Issue date Jul 30, 1991
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Compact disc player
    • Patent number D312254
    • Issue date Nov 20, 1990
    • Sony Corporation
    • Takao Nakayama
    • D14 - Recording, communication, or information retrieval equipment