TREA

David E. Zimmerman

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  • Cincinnati, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery tester
    • Patent number D611851
    • Issue date Mar 16, 2010
    • ZTS, Inc.
    • David E. Zimmerman
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Battery tester
    • Patent number D569285
    • Issue date May 20, 2008
    • ZTS, Inc.
    • David E. Zimmerman
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Battery tester
    • Patent number D515444
    • Issue date Feb 21, 2006
    • ZTS, Inc.
    • David E. Zimmerman
    • D10 - Measuring, testing, or signalling instruments