TREA

David C. Macke Sr.

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  • Glendale, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Proximity detector
    • Patent number D450611
    • Issue date Nov 20, 2001
    • BECS Technology, Inc.
    • William J. Stewart
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Sensor package for proximity detectors
    • Patent number 6,295,881
    • Issue date Oct 2, 2001
    • BECS Technology, Inc.
    • William J. Stewart
    • G01 - MEASURING TESTING