Robert R. Allen deceased

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late of San Francisco, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Thin-film structure with conductive molybdenum-chromium line
- Patent number 5,693,983
- Issue date Dec 2, 1997
- Xerox Corporation
- Jackson H. Ho
- G02 - OPTICS
Information Patent Grant
Thin-film structure with tapered feature
- Patent number 5,528,082
- Issue date Jun 18, 1996
- Xerox Corporation
- Jackson H. Ho
- G02 - OPTICS
Information Patent Grant
Thin-film structure with dense array of binary control units for pr...
- Patent number 5,491,347
- Issue date Feb 13, 1996
- Xerox Corporation
- Robert R. Allen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS