William M. Lafferty

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Leucadia, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Sensor module
- Patent number 5,910,765
- Issue date Jun 8, 1999
- Advanced Optical Controls, Inc.
- Charles S. Slemon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fiber optic security system
- Patent number 5,680,104
- Issue date Oct 21, 1997
- Volution
- Charles S. Slemon
- G08 - SIGNALLING
Information Patent Grant
Transformer oil gas extractor
- Patent number 5,400,641
- Issue date Mar 28, 1995
- Advanced Optical Controls, Inc.
- Charles S. Slemon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fiber optic sensor system with a redundancy means and optimized thr...
- Patent number 5,191,208
- Issue date Mar 2, 1993
- Charles S. Slemon
- G01 - MEASURING TESTING
Information Patent Grant
Self calibrating fiber optic sensor system with optimized throughput
- Patent number 5,051,578
- Issue date Sep 24, 1991
- Charles S. Slemon
- G01 - MEASURING TESTING
Information Patent Grant
Security screen system
- Patent number 5,049,855
- Issue date Sep 17, 1991
- Charles S. Slemon
- G08 - SIGNALLING