Inventor
RABJOHNS DOUGLAS T
US11 patents
Patents
11 patentsUS5038319AAug 6, 1991
System for recording and remotely accessing operating data in a reproduction machine
XEROX CORP154 citations96
US5592881AJan 14, 1997
System for identifying modules in a modular printing apparatus
XEROX CORP56 citations95
US5111457AMay 5, 1992
Detection and recovery from an nvm data integrity failure
XEROX CORP42 citations92
US5697040ADec 9, 1997
Print job intermixing within marking machine
XEROX CORP38 citations91
US5682247AOct 28, 1997
Partial or untimed production trees to specify specific output terminal operation
XEROX CORP36 citations91
US5646740AJul 8, 1997
Partial or untimed production trees to specify diagnostics operations requiring multiple module cooperation
XEROX CORP26 citations91
US5349199ASep 20, 1994
Sensing apparatus for reducing sheet detection and registration errors by using multiple light beam reflections
XEROX CORP21 citations91
US5748941AMay 5, 1998
System and method for synchronizing control clocks for a modular printing system
XEROX CORP10 citations73
US5708935AJan 13, 1998
Simplified automated duplex margin repositioning system for different size originals
XEROX CORP13 citations73
US5248137ASep 28, 1993
High capacity feeder initialization
XEROX CORP8 citations73
US4951069AAug 21, 1990
Minimization of communication failure impacts
XEROX CORP5 citations61