Richard E. Butts

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Rochester, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Sensing system for detecting presence of an ink container
- Patent number 6,520,612
- Issue date Feb 18, 2003
- Xerox Corporation
- Eric A. Merz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink level sensing for ink printer
- Patent number 6,494,553
- Issue date Dec 17, 2002
- Xerox Corporation
- Frederick A. Donahue
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Economical ink cartridge identification
- Patent number 6,467,869
- Issue date Oct 22, 2002
- Xerox Corporation
- Eric A. Merz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printhead scrubbing and priming apparatus and method
- Patent number 6,398,337
- Issue date Jun 4, 2002
- Xerox Corporation
- Thomas J. Wyble
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Positioning guide for an ink tank
- Patent number D452875
- Issue date Jan 8, 2002
- Xerox Corporation
- Edward M. Carrese
- D18 - Printing and office machinery
Information Patent Grant
Ink tank
- Patent number D448797
- Issue date Oct 2, 2001
- Xerox Corporation
- Edward M. Carrese
- D18 - Printing and office machinery
Information Patent Grant
Sheet inverter and stacking apparatus
- Patent number 5,065,997
- Issue date Nov 19, 1991
- Xerox Corporation
- Richard E. Butts
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL