Richard C. Keezer

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Pittsford, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical storage medium using the frequency domain
- Patent number 4,183,094
- Issue date Jan 8, 1980
- Xerox Corporation
- Richard C. Keezer
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for the preparation of x-form metal free phthalocyamine
- Patent number 4,098,795
- Issue date Jul 4, 1978
- Xerox Corporation
- Clifford H. Griffiths
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for the preparation of X-form metal phthalocyanine and X-for...
- Patent number 4,031,109
- Issue date Jun 21, 1977
- Xerox Corporation
- Clifford H. Griffiths
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY