TREA

I-Chiang Sun

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Subwoofer for multimedia computer speaker system
    • Patent number D460437
    • Issue date Jul 16, 2002
    • Labtec Corporation
    • Bruce P. Lancaster
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portion of a keyboard
    • Patent number D450056
    • Issue date Nov 6, 2001
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Satellite speaker for multimedia computer speaker system
    • Patent number D446784
    • Issue date Aug 21, 2001
    • Labtec Corporation
    • Bruce P. Lancaster
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portion of a keyboard
    • Patent number D442590
    • Issue date May 22, 2001
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard
    • Patent number D442589
    • Issue date May 22, 2001
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard
    • Patent number D439903
    • Issue date Apr 3, 2001
    • Microsoft Corporation
    • Steve T. Kaneko
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable communication device
    • Patent number D439230
    • Issue date Mar 20, 2001
    • Motorola, Inc.
    • Thomas Ray Braxton
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard
    • Patent number D437597
    • Issue date Feb 13, 2001
    • Microsoft Corporation
    • Steve T. Kaneko
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Coordinate input device convertible between right-handed and left-h...
    • Patent number 6,154,196
    • Issue date Nov 28, 2000
    • Wacom Co., Ltd.
    • David C. Fleck
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Microphone for flat surfaces
    • Patent number D428406
    • Issue date Jul 18, 2000
    • Labtec Corporation
    • Bruce P. Lancaster
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Two-handed controller for video games and simulations
    • Patent number 5,923,317
    • Issue date Jul 13, 1999
    • Thrustmaster, Inc.
    • David J. Sayler
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Two-handed controller for video games and simulations
    • Patent number D408394
    • Issue date Apr 20, 1999
    • Thrustmaster, Inc.
    • Henry Y. Chin
    • D14 - Recording, communication, or information retrieval equipment