Charles T. Willoughby

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Saline, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Compact keplerian optical system
- Patent number 7,719,765
- Issue date May 18, 2010
- General Scientific Corporation
- Richard C. Kim
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Fiber optic light with Fresnel condenser lens
- Publication number 20040264175
- Publication date Dec 30, 2004
- Charles T. Willoughby
- G02 - OPTICS
Information Patent Application
Compact keplerian optical system
- Publication number 20040190137
- Publication date Sep 30, 2004
- Richard C. Kim
- G02 - OPTICS