Stephen D. Hawker

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Sutton Coldfield, GB

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Patents Grantslast 30 patents

Information Patent Grant
Optical displacement sensor using dual reference reflectors
- Patent number 5,473,156
- Issue date Dec 5, 1995
- Lucas Industries public limited company
- Robert A. Pinnock
- G01 - MEASURING TESTING
Information Patent Grant
Optical displacement sensor employing reflected light of four wavel...
- Patent number 5,418,361
- Issue date May 23, 1995
- Lucas Industries public limited company
- Robert A. Pinnock
- G01 - MEASURING TESTING
Information Patent Grant
Micro resonator
- Patent number 5,265,479
- Issue date Nov 30, 1993
- Lucas Industries Public Limited Company
- Alan J. Cook
- G01 - MEASURING TESTING