TREA

Robert Douglas McDonald

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  • Petaluma, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bridge with pickup for hybrid arched top guitar or the like
    • Patent number 9,905,212
    • Issue date Feb 27, 2018
    • Korg U.S.A., Inc.
    • Robert Douglas McDonald
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Electric guitar
    • Patent number D778349
    • Issue date Feb 7, 2017
    • Korg Inc.
    • Richard M. Lasner
    • D17 - Musical instruments
  • Information Patent Grant

    Ergonomic guitar
    • Patent number 7,705,223
    • Issue date Apr 27, 2010
    • Korg USA Inc.
    • William Eric Kirkland
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Contoured guitar
    • Patent number D594053
    • Issue date Jun 9, 2009
    • Korg USA Inc.
    • William Eric Kirkland
    • D17 - Musical instruments
  • Information Patent Grant

    Contoured guitar
    • Patent number D593147
    • Issue date May 26, 2009
    • Korg USA Inc.
    • William Eric Kirkland
    • D17 - Musical instruments

Patents Applicationslast 30 patents

  • Information Patent Application

    MUTE FOR STRINGED INSTRUMENT
    • Publication number 20180254024
    • Publication date Sep 6, 2018
    • Korg U.S.A., Inc.
    • Robert McDonald
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Ergonomic Guitar
    • Publication number 20100005942
    • Publication date Jan 14, 2010
    • Korg USA Inc.
    • William Eric Kirkland
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS