TREA

Patricia L. Zajac

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  • Richmond, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Breath alcohol analyzer
    • Patent number 4,809,810
    • Issue date Mar 7, 1989
    • Autosense Corporation
    • Brian P. Elfman
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Breath alcohol analyzer
    • Patent number 4,678,057
    • Issue date Jul 7, 1987
    • Autosense Corporation
    • Brian P. Elfman
    • B60 - VEHICLES IN GENERAL