TREA

David Claybaugh

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  • Germantown, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Active plus selective headset
    • Patent number 5,815,582
    • Issue date Sep 29, 1998
    • Noise Cancellation Technologies, Inc.
    • David Claybaugh
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Hands free noise canceling headset
    • Patent number 5,699,436
    • Issue date Dec 16, 1997
    • Noise Cancellation Technologies, Inc.
    • David Claybaugh
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE