TREA

Douglas W. Teulie

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  • Huntington Beach, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Amplifier
    • Patent number D589041
    • Issue date Mar 24, 2009
    • QSC Audio Products, Inc.
    • Douglas W. Teulie
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Amplifier
    • Patent number D565537
    • Issue date Apr 1, 2008
    • QSC Audio Products, Inc.
    • Douglas W. Teulie
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Amplifier
    • Patent number D544859
    • Issue date Jun 19, 2007
    • QSC Audio Products, Inc.
    • Douglas W. Teulie
    • D14 - Recording, communication, or information retrieval equipment