TREA

Peter Kaufman

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  • Marquette, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Proximity sensor
    • Patent number D639195
    • Issue date Jun 7, 2011
    • Essex Electronics, Inc.
    • Garrett Y. Kaufman
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Proximity sensor
    • Patent number D639194
    • Issue date Jun 7, 2011
    • Essex Electronics, Inc.
    • Garrett Y. Kaufman
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Proximity sensor
    • Patent number D634661
    • Issue date Mar 22, 2011
    • Essex Electronics, Inc.
    • Garrett Y. Kaufman
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Proximity sensor
    • Patent number D634662
    • Issue date Mar 22, 2011
    • Essex Electronics, Inc.
    • Garrett Y. Kaufman
    • D10 - Measuring, testing, or signalling instruments

Patents Applicationslast 30 patents