George D. Willis

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Ormond Beach, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Retaining ring for use on a carrier of a polishing apparatus
- Patent number 7,160,493
- Issue date Jan 9, 2007
- Semplastics, LLC
- George D. Willis
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Retaining ring for use on a carrier of a polishing apparatus
- Publication number 20040077167
- Publication date Apr 22, 2004
- George D. Willis
- B24 - GRINDING POLISHING