Gregory W. Keck

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Knoxville, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Non-symmetrical light stop
- Patent number 6,844,981
- Issue date Jan 18, 2005
- Koninklijke Philips Electronics N.V.
- Stephen Magocs
- G02 - OPTICS
Information Patent Grant
Combined power supply for main and stand-by power
- Patent number 5,189,600
- Issue date Feb 23, 1993
- North American Philips Corporation
- Gregory W. Keck
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Non-symmetrical light stop
- Publication number 20040057123
- Publication date Mar 25, 2004
- Stephen Magocs
- G02 - OPTICS