Donald E. Wiedrich

Follow

Person

Ontario, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-function erase lamp
- Patent number 5,300,985
- Issue date Apr 5, 1994
- Xerox Corporation
- John C. Demott
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Simultaneous charging and exposure for pictorial quality
- Patent number 5,008,707
- Issue date Apr 16, 1991
- Xerox Corporation
- Joan R. Ewing
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY