John A. R. Williams

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Birmingham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Strain sensing
- Patent number 6,816,638
- Issue date Nov 9, 2004
- Bookham Technology, PLC
- Ian Bennion
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method of fabricating an optical waveguide grating and apparatus fo...
- Publication number 20040161198
- Publication date Aug 19, 2004
- Aston Photonic Technologies Ltd.
- John Arthur Williams
- G02 - OPTICS
Information Patent Application
Methods of fabricating a regenerated optical waveguide grating
- Publication number 20030072530
- Publication date Apr 17, 2003
- Aston Photonic Technologies Ltd.
- Yu Liu
- G02 - OPTICS