TREA

Daniel Harden

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  • Elsinore, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Computer monitor
    • Patent number D404380
    • Issue date Jan 19, 1999
    • Princeton Graphic Systems, Inc.
    • Ray Ho
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable telephone
    • Patent number D388783
    • Issue date Jan 6, 1998
    • Motorola, Inc.
    • Daniel Harden
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Combined 3D audio headset and glasses
    • Patent number D358150
    • Issue date May 9, 1995
    • Sonics Associates Incorporated
    • Charles R. Lewis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    3-D audio headset
    • Patent number D358151
    • Issue date May 9, 1995
    • Sonics Associates Incorporated
    • Charles R. Lewis
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Telephone handset
    • Patent number D342261
    • Issue date Dec 14, 1993
    • AT&T Bell Laboratories
    • Anthony J. Grewe
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Integrated answering machine
    • Patent number D320985
    • Issue date Oct 22, 1991
    • AT&T Bell Laboratories
    • David C. Danielson
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Adjunct answering machine
    • Patent number D319439
    • Issue date Aug 27, 1991
    • AT&T Bell Laboratories
    • David C. Danielson
    • D14 - Recording, communication, or information retrieval equipment