P

Inventor

FLETCHER GERALD M

US72 patents

Patents

50 patents
US7177572B2Feb 13, 2007

Biased charge roller with embedded electrodes with post-nip breakdown to enable improved charge uniformity

XEROX CORP53 citations96
US6201945B1Mar 13, 2001

Polyimide and doped metal oxide fuser components

XEROX CORP72 citations96
US5922440AJul 13, 1999

Polyimide and doped metal oxide intermediate transfer components

XEROX CORP63 citations96
US5095322AMar 10, 1992

Avoidance of DEP wrong sign toner hole clogging by out of phase shield bias

XEROX CORP56 citations96
US4901114AFeb 13, 1990

Tri level xerography using a MICR toner in combination with a non-MICR toner

XEROX CORP69 citations96
US6088565AJul 11, 2000

Buffered transfuse system

XEROX CORP70 citations95
US5409557AApr 25, 1995

Method of manufacturing a reinforced seamless intermediate transfer member

XEROX CORP75 citations95
US5298956AMar 29, 1994

Reinforced seamless intermediate transfer member

XEROX CORP66 citations95
US7336920B2Feb 26, 2008

Printing system

XEROX CORP21 citations93
US7324779B2Jan 29, 2008

Printing system with primary and secondary fusing devices

XEROX CORP26 citations93
US6647237B2Nov 11, 2003

Three layer seamless transfer component

XEROX CORP24 citations93
US6259880B1Jul 10, 2001

Image transfer method utilizing heat assist

XEROX CORP30 citations93
US6245402B1Jun 12, 2001

Imageable seam intermediate transfer belt having an overcoat

XEROX CORP21 citations93
US6141524AOct 31, 2000

Release agent management for transfuse systems

XEROX CORP35 citations93
US6067430AMay 23, 2000

Fluorinated carbon filled foam biasable components

XEROX CORP47 citations93
US5995796ANov 30, 1999

Haloelastomer and doped metal oxide film component

XEROX CORP30 citations93
US5985419ANov 16, 1999

Polyurethane and doped metal oxide transfer components

XEROX CORP40 citations93
US5876636AMar 2, 1999

Haleoelastomer and doped metal oxide compositions

XEROX CORP22 citations93
US5849399ADec 15, 1998

Bias transfer members with fluorinated carbon filled fluoroelastomer outer layer

XEROX CORP31 citations93
US5428429AJun 27, 1995

Resistive intermediate transfer member

XEROX CORP27 citations93
US5406359AApr 11, 1995

Ultra-high efficiency intermediate transfer with pre-transfer treatment on an imaging drum and an intermediate belt

XEROX CORP21 citations93
US5347353ASep 13, 1994

Tandem high productivity color architecture using a photoconductive intermediate belt

XEROX CORP30 citations93
US5198864AMar 30, 1993

Transfer system with field tailoring

XEROX CORP27 citations93
US6489020B1Dec 3, 2002

Polyanaline and carbon black filled polyimide intermediate transfer components

XEROX CORP23 citations92
US6393245B1May 21, 2002

Heat transfer apparatus for an image bearing member

XEROX CORP31 citations92
US6066400AMay 23, 2000

Polyimide biasable components

XEROX CORP27 citations92
US6042917AMar 28, 2000

Member having offset seams

XEROX CORP43 citations91
US3976370AAug 24, 1976

Belt transfer and fusing system

XEROX CORP43 citations91
US7054568B2May 30, 2006

Method and apparatus for controlling non-uniform banding and residual toner density using feedback control

XEROX CORP37 citations90
US6600895B2Jul 29, 2003

Printing machine and method using a bias transfer roller including at least one temperature-maintaining device

XEROX CORP19 citations90
US5525446AJun 11, 1996

Intermediate transfer member of thermoplastic film forming polymer layer laminated onto a base layer

XEROX CORP31 citations89
US5132712AJul 21, 1992

Automatic duplex printing apparatus

XEROX CORP22 citations89
US4764675AAug 16, 1988

Self-tensioning coronode structure

XEROX CORP27 citations89
US7242894B2Jul 10, 2007

Xerographic transfer station using a belt

XEROX CORP11 citations84
US7236711B2Jun 26, 2007

Full-width array sensing of two-dimensional residual mass structure to enable mitigation of specific defects

XEROX CORP15 citations84
US6487389B2Nov 26, 2002

Refreshing a sticky cleaner for a fuser

XEROX CORP16 citations84
US6311036B1Oct 30, 2001

Electrophotographic marking machine having an imageable seam intermediate transfer belt

XEROX CORP17 citations84
US5282006AJan 25, 1994

Transfer system including pre-transfer pressure treatment apparatus

XEROX CORP19 citations82
US4014605AMar 29, 1977

Transfer system with tailored illumination

XEROX CORP26 citations82
US7313337B2Dec 25, 2007

Method and apparatus for sensing and controlling residual mass on customer images

XEROX CORP7 citations74
US6463248B1Oct 8, 2002

Intermediate transfer belt providing high transfer efficiency of toner images to a transfuse member

XEROX CORP12 citations74
US6261659B1Jul 17, 2001

Imageable seam intermediate transfer belt

XEROX CORP14 citations74
US6223016B1Apr 24, 2001

Cleaning apparatus for a fusing member

XEROX CORP11 citations74
US6215975B1Apr 10, 2001

Cleaning apparatus for a fusing member

XEROX CORP12 citations74
US6141516AOct 31, 2000

Fluorinated carbon filled fluoroelastomer outer layer

XEROX CORP15 citations74
US5734954AMar 31, 1998

Hybrid scavengeless development using a power supply controller to prevent toner contamination

XEROX CORP7 citations74
US5592271AJan 7, 1997

Donor rolls with capacitively cushioned commutation

XEROX CORP12 citations74
US5452063ASep 19, 1995

Intermediate transfer with high relative humidity papers

XEROX CORP15 citations74
US5361125ANov 1, 1994

Intermediate transfer member

XEROX CORP10 citations74
US4092021AMay 30, 1978

Unfused image transport

XEROX CORP10 citations74

Showing the top 50 of 72 patents by PatentIndex Score.