Inventor
YANUS JOHN F
US176 patents
Patents
50 patentsUS4806443AFeb 21, 1989
Polyarylamine compounds and systems utilizing polyarylamine compounds
XEROX CORP181 citations99
US4306008ADec 15, 1981
Imaging system with a diamine charge transport material in a polycarbonate resin
XEROX CORP193 citations99
US4299897ANov 10, 1981
Aromatic amino charge transport layer in electrophotography
XEROX CORP188 citations99
US4265990AMay 5, 1981
Imaging system with a diamine charge transport material in a polycarbonate resin
XEROX CORP1,169 citations99
US4233384ANov 11, 1980
Imaging system using novel charge transport layer
XEROX CORP177 citations99
US6207334B1Mar 27, 2001
Photoreceptor with improved combination of overcoat layer and charge transport layer
XEROX CORP92 citations98
US6200716B1Mar 13, 2001
Photoreceptor with poly (vinylbenzyl alcohol)
XEROX CORP92 citations98
US5976744ANov 2, 1999
Photoreceptor overcoatings containing hydroxy functionalized aromatic diamine, hydroxy functionalized triarylamine and crosslinked acrylated polyamide
XEROX CORP109 citations98
US5919590AJul 6, 1999
Electrostatographic imaging member having abhesive anti-curl layer
XEROX CORP96 citations98
US5368967ANov 29, 1994
Layered photoreceptor with overcoat containing hydrogen bonded materials
XEROX CORP118 citations98
US4871634AOct 3, 1989
Electrophotographic elements using hydroxy functionalized arylamine compounds
XEROX CORP128 citations98
US7384717B2Jun 10, 2008
Photoreceptor with improved overcoat layer
XEROX CORP58 citations96
US7018756B2Mar 28, 2006
Dual charge transport layer and photoconductive imaging member including the same
XEROX CORP56 citations96
US6933089B2Aug 23, 2005
Imaging member
XEROX CORP60 citations96
US6117967ASep 12, 2000
Arylene ether alcohol polymers
XEROX CORP55 citations96
US6099996AAug 8, 2000
Electrophotographic imaging member with an improved charge transport layer
XEROX CORP83 citations96
US5709974AJan 20, 1998
High speed electrophotographic imaging member
XEROX CORP82 citations96
US5681679AOct 28, 1997
Overcoated electrophotographic imaging member with resilient charge transport layer
XEROX CORP71 citations96
US5300339AApr 5, 1994
Development system coatings
XEROX CORP61 citations96
US4818650AApr 4, 1989
Arylamine containing polyhydroxy ether resins and system utilizing arylamine containing polyhydroxyl ether resins
XEROX CORP85 citations96
US4806444AFeb 21, 1989
Arylamine polymers and systems utilizing arylamine polymers
XEROX CORP107 citations96
US4764625AAug 16, 1988
Process for preparing arylamines
XEROX CORP62 citations96
US4457994AJul 3, 1984
Photoresponsive device containing arylmethanes
XEROX CORP104 citations96
US4346158AAug 24, 1982
Imaging system with a diamine charge transport material in a polycarbonate resin
XEROX CORP78 citations96
US4273846AJun 16, 1981
Imaging member having a charge transport layer of a terphenyl diamine and a polycarbonate resin
XEROX CORP118 citations96
US4115116ASep 19, 1978
Imaging member having a polycarbonate-biphenyl diamine charge transport layer
XEROX CORP90 citations96
US4050935ASep 27, 1977
Trigonal Se layer overcoated by bis(4-diethylamino-2-methylphenyl)phenylmethane containing polycarbonate
XEROX CORP53 citations96
US5336577AAug 9, 1994
Single layer photoreceptor
XEROX CORP66 citations94
US7074533B2Jul 11, 2006
Photoconductive members
XEROX CORP17 citations93
US6800411B2Oct 5, 2004
Photoconductive imaging members
XEROX CORP25 citations93
US6200715B1Mar 13, 2001
Imaging members containing arylene ether alcohol polymers
XEROX CORP20 citations93
US6177238B1Jan 23, 2001
Ink jet printheads containing arylene ether alcohol polymers and processes for their formation
XEROX CORP40 citations93
US6174636B1Jan 16, 2001
Imaging members containing arylene ether alcohol polymers
XEROX CORP37 citations93
US6107439AAug 22, 2000
Cross linked conducting compositions
XEROX CORP44 citations93
US5976418ANov 2, 1999
Conducting compositions
XEROX CORP21 citations93
US5882814AMar 16, 1999
Imaging members containing high performance charge transporting polymers
XEROX CORP28 citations93
US5830614ANov 3, 1998
Multilayer organic photoreceptor employing a dual layer of charge transporting polymers
XEROX CORP53 citations93
US5635324AJun 3, 1997
Multilayered photoreceptor using a roughened substrate and method for fabricating same
XEROX CORP26 citations93
US5448342ASep 5, 1995
Development system coatings
XEROX CORP29 citations93
US5356743AOct 18, 1994
Electrophotographic imaging members containing polyarylamine polyesters
XEROX CORP23 citations93
US5262512ANov 16, 1993
Polyarylamine polyesters
XEROX CORP25 citations93
US5063125ANov 5, 1991
Electrically conductive layer for electrical devices
XEROX CORP38 citations93
US5028502AJul 2, 1991
High speed electrophotographic imaging system
XEROX CORP42 citations93
US4956440ASep 11, 1990
Arylamine containing polyhydroxyether resins
XEROX CORP47 citations93
US4935487AJun 19, 1990
Carbonate-arylamine polymer
XEROX CORP35 citations93
US4606986AAug 19, 1986
Electrophotographic elements containing unsymmetrical squaraines
XEROX CORP29 citations93
US4521621AJun 4, 1985
Novel squarine systems
XEROX CORP29 citations93
US6340528B1Jan 22, 2002
Crosslinkable polymer compositions for donor roll coatings
XEROX CORP44 citations92
US6242144B1Jun 5, 2001
Electrophotographic imaging members
XEROX CORP18 citations92
US6139999AOct 31, 2000
Imaging member with partially conductive overcoating
XEROX CORP20 citations92
Showing the top 50 of 176 patents by PatentIndex Score.