Patrick J. Walker

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Henrietta, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for setup of toner concentration target for a ton...
- Patent number 7,274,887
- Issue date Sep 25, 2007
- Xerox Corporation
- Song-Feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and system for using toner concentration as an active contro...
- Patent number 7,158,732
- Issue date Jan 2, 2007
- Xerox Corporation
- Song-Feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Xerographic development system where a gap between a donor member a...
- Patent number 6,895,194
- Issue date May 17, 2005
- Xerox Corporation
- Song-feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual density gray patch toner control
- Patent number 6,792,220
- Issue date Sep 14, 2004
- Xerox Corporation
- Stephen F. Randall
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method and system for using toner concentration as an active contro...
- Publication number 20060153582
- Publication date Jul 13, 2006
- Xerox Corporation.
- Song-Feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
System and method for setup of toner concentration target for a ton...
- Publication number 20060153581
- Publication date Jul 13, 2006
- Xerox Corporation.
- Song-Feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Xerographic development system where a gap between a donor member a...
- Publication number 20050047806
- Publication date Mar 3, 2005
- Xerox Corporation.
- Song-Feng Mo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DUAL DENSITY GRAY PATCH TONER CONTROL
- Publication number 20040136737
- Publication date Jul 15, 2004
- Stephen F. Randall
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY