David N. Redden

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Penfield, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling humidity in a copying device
- Patent number 6,894,761
- Issue date May 17, 2005
- Xerox Corporation
- Karl B. Ayash
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for controlling humidity in a copying device
- Patent number 6,621,554
- Issue date Sep 16, 2003
- Xerox Corporation
- Karl B. Ayash
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical system for providing visual aid for proper magnification se...
- Patent number 4,244,649
- Issue date Jan 13, 1981
- Xerox Corporation
- James D. Rees
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multiple range variable magnification reproduction machine
- Patent number 4,093,374
- Issue date Jun 6, 1978
- Xerox Corporation
- Edwin Zucker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for controlling humidity in a copying device
- Publication number 20040125349
- Publication date Jul 1, 2004
- Xerox Corporation.
- Karl B. Ayash
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY