William J. Stewart

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Fenton, 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
Information Patent Grant
Apparatus for automatically verifying the installation and alignmen...
- Patent number 6,062,079
- Issue date May 16, 2000
- BECS Technology, Inc.
- William J. Stewart
- G01 - MEASURING TESTING