P

Inventor

YUH HUOY-JEN

US68 patents

Patents

50 patents
US4921769AMay 1, 1990

Photoresponsive imaging members with polyurethane blocking layers

XEROX CORP243 citations99
US6287737B1Sep 11, 2001

Photoconductive imaging members

XEROX CORP95 citations98
US6200716B1Mar 13, 2001

Photoreceptor with poly (vinylbenzyl alcohol)

XEROX CORP92 citations98
US6177219B1Jan 23, 2001

Blocking layer with needle shaped particles

XEROX CORP174 citations98
US4988597AJan 29, 1991

Conductive and blocking layers for electrophotographic imaging members

XEROX CORP142 citations98
US6255027B1Jul 3, 2001

Blocking layer with light scattering particles having coated core

XEROX CORP188 citations97
US6156468ADec 5, 2000

Blocking layer with light scattering particles having rough surface

XEROX CORP194 citations97
US5244762ASep 14, 1993

Electrophotographic imaging member with blocking layer containing uncrosslinked chemically modified copolymer

XEROX CORP134 citations97
US5891594AApr 6, 1999

Process for preparing electrophotographic imaging member with perylene-containing charge-generating material and n-butylacetate

XEROX CORP56 citations96
US5709974AJan 20, 1998

High speed electrophotographic imaging member

XEROX CORP82 citations96
US5641599AJun 24, 1997

Electrophotographic imaging member with improved charge blocking layer

XEROX CORP94 citations96
US6326111B1Dec 4, 2001

Stable charge transport layer dispersion containing polytetrafluoroethylene particles and hydrophobic silica

XEROX CORP64 citations95
US5385796AJan 31, 1995

Electrophotographic imaging member having unmodified hydroxy methacrylate polymer charge blocking layer

XEROX CORP80 citations95
US7074533B2Jul 11, 2006

Photoconductive members

XEROX CORP17 citations93
US6600888B2Jul 29, 2003

Liquid charging method and apparatus

XEROX CORP22 citations93
US6383699B1May 7, 2002

Photoreceptor with charge blocking layer containing quaternary ammonium salts

XEROX CORP19 citations93
US6117603ASep 12, 2000

Electrostatographic imaging member having an improved imaging layer

XEROX CORP25 citations93
US5521047AMay 28, 1996

Process for preparing a multilayer electrophotographic imaging member

XEROX CORP28 citations93
US5063125ANov 5, 1991

Electrically conductive layer for electrical devices

XEROX CORP38 citations93
US5028502AJul 2, 1991

High speed electrophotographic imaging system

XEROX CORP42 citations93
US6656650B1Dec 2, 2003

Imaging members

XEROX CORP28 citations92
US6495300B1Dec 17, 2002

Photoconductive imaging members

XEROX CORP23 citations92
US6444386B1Sep 3, 2002

Photoconductive imaging members

XEROX CORP32 citations92
US6300027B1Oct 9, 2001

Low surface energy photoreceptors

XEROX CORP34 citations92
US6277535B1Aug 21, 2001

Undercoating layer for imaging member

XEROX CORP24 citations92
US6132912AOct 17, 2000

Photoconductive imaging members

XEROX CORP22 citations92
US5063128ANov 5, 1991

Conductive and blocking layers for electrophotographic imaging members

XEROX CORP28 citations92
US6337166B1Jan 8, 2002

Wear resistant charge transport layer with enhanced toner transfer efficiency, containing polytetrafluoroethylene particles

XEROX CORP35 citations91
US6261729B1Jul 17, 2001

Blocking layer with linear phenolic resin

XEROX CORP51 citations91
US5722016AFeb 24, 1998

Electrostatographic imaging member assembly

XEROX CORP35 citations89
US6270850B1Aug 7, 2001

Method to improve dip coating

XEROX CORP15 citations84
US6218062B1Apr 17, 2001

Charge generating layer with needle shaped particles

XEROX CORP16 citations84
US6132810AOct 17, 2000

Coating method

XEROX CORP16 citations84
US7524597B2Apr 28, 2009

Imaging member having nano-sized phase separation in various layers

XEROX CORP8 citations83
US6751435B2Jun 15, 2004

Intermediate transfer member comprising charge transport layer

XEROX CORP9 citations74
US6372396B1Apr 16, 2002

Electrostatographic imaging member process

XEROX CORP8 citations74
US5922498AJul 13, 1999

Charge generating layer containing acceptor molecule

XEROX CORP7 citations74
US5876887AMar 2, 1999

Charge generation layers comprising pigment mixtures

XEROX CORP15 citations74
US5863686AJan 26, 1999

Photoreceptor with donor molecule in charge generating layer

XEROX CORP7 citations74
US5792582AAug 11, 1998

Electrophotographic imaging member resistant to charge depletion

XEROX CORP9 citations74
US5753312AMay 19, 1998

Method of handling and dipping flexible belts using a blow molded polymer chucking device

XEROX CORP8 citations74
US5683755ANov 4, 1997

Method for controlling a substrate interior pressure

XEROX CORP8 citations74
US5612157AMar 18, 1997

Charge blocking layer for electrophotographic imaging member

XEROX CORP13 citations74
US5466551ANov 14, 1995

Image member including a grounding layer

XEROX CORP8 citations74
US5079121AJan 7, 1992

Seamless polymeric belts for electrophotography and processes for the preparation thereof

XEROX CORP18 citations74
US6165660ADec 26, 2000

Organic photoreceptor with improved adhesion between coated layers

XEROX CORP8 citations73
US5895529AApr 20, 1999

Chuck apparatus for substrate shaping

XEROX CORP7 citations73
US5531872AJul 2, 1996

Processes for preparing photoconductive members by electrophoresis

XEROX CORP11 citations73
US5413886AMay 9, 1995

Transport layers containing two or more charge transporting molecules

XEROX CORP17 citations73
US5686213ANov 11, 1997

Tunable imaging members and process for making

XEROX CORP10 citations72

Showing the top 50 of 68 patents by PatentIndex Score.