TREA

John Koval

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  • Santa Ana, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic bracket system
    • Patent number 7,636,447
    • Issue date Dec 22, 2009
    • Multi Service Corporation
    • Stephen Saint-Vincent
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Excursion limiter
    • Patent number 7,274,793
    • Issue date Sep 25, 2007
    • Multi Service Corporation
    • Christopher Combest
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Driver control circuit
    • Patent number 6,707,919
    • Issue date Mar 16, 2004
    • Multi Service Corporation
    • John Koval
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Acoustic bracket system
    • Publication number 20050201571
    • Publication date Sep 15, 2005
    • Shell Shocked Sound, Inc.
    • Stephen Saint-Vincent
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Excursion limiter
    • Publication number 20040022399
    • Publication date Feb 5, 2004
    • Christopher Combest
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Driver control circuit
    • Publication number 20020076064
    • Publication date Jun 20, 2002
    • John Koval
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE