TREA

David R. Ellingen

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  • Kenosha, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Timing light
    • Patent number D345117
    • Issue date Mar 15, 1994
    • Snap-on Tools Corporation
    • Larry D. Pacetti
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Digital oscilloscope
    • Patent number D335093
    • Issue date Apr 27, 1993
    • Snap-on Tools Corporation
    • Robert J. Holmen
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Combined automotive electrical testing module and holder/display th...
    • Patent number D313563
    • Issue date Jan 8, 1991
    • Snap-on Tools Corporation
    • Daniel Mieczkowski
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Modular electronic device
    • Patent number 4,942,356
    • Issue date Jul 17, 1990
    • Snap-on Tools Corporation
    • David R. Ellingen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Timing light
    • Patent number D292893
    • Issue date Nov 24, 1987
    • Snap-on Tools Corporation
    • Mark S. Bakula
    • D10 - Measuring, testing, or signalling instruments