Robert P. St. John

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Santa Clara, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced fidelity reproduction of images by hierarchical template m...
- Patent number 5,329,599
- Issue date Jul 12, 1994
- Xerox Corporation
- Douglas N. Curry
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Web tracking system
- Patent number RE32967
- Issue date Jun 27, 1989
- Xerox Corporation
- Robert P. St. John
- 242 - Winding, tensioning, or guiding
Information Patent Grant
Color electrographic recording apparatus
- Patent number 4,569,584
- Issue date Feb 11, 1986
- Xerox Corporation
- Robert P. St. John
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Web tracking system
- Patent number 4,485,982
- Issue date Dec 4, 1984
- Xerox Corporation
- Robert P. St. John
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Speed control apparatus for scanning system
- Patent number 4,130,838
- Issue date Dec 19, 1978
- Xerox Corporation
- Robert P. St. John
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER