Inventor
DUFF JAMES M
CA88 patents
Patents
50 patentsUS6476219B1Nov 5, 2002
Methods for preparing phthalocyanine compositions
XEROX CORP147 citations99
US5473064ADec 5, 1995
Hydroxygallium phthalocyanine imaging members and processes
XEROX CORP332 citations99
US5166339ANov 24, 1992
Processes for the preparation of titanium phthalocyanines
XEROX CORP148 citations99
US6755902B2Jun 29, 2004
Phase change inks containing azo pyridone colorants
XEROX CORP137 citations98
US6726755B2Apr 27, 2004
Ink compositions containing phthalocyanines
XEROX CORP150 citations98
US6713614B2Mar 30, 2004
Dimeric azo pyridone colorants
XEROX CORP154 citations98
US6696552B2Feb 24, 2004
Process for preparing substituted pyridone compounds
XEROX CORP124 citations98
US6673139B1Jan 6, 2004
Phase change inks containing dimeric azo pyridone colorants
XEROX CORP140 citations98
US6663703B1Dec 16, 2003
Phase change inks containing dimeric azo pyridone colorants
XEROX CORP139 citations98
US6646111B1Nov 11, 2003
Dimeric azo pyridone colorants
XEROX CORP139 citations98
US6590082B1Jul 8, 2003
Azo pyridone colorants
XEROX CORP149 citations98
US6576748B1Jun 10, 2003
Method for making dimeric azo pyridone colorants
XEROX CORP138 citations98
US6472523B1Oct 29, 2002
Phthalocyanine compositions
XEROX CORP170 citations98
US5554480ASep 10, 1996
Fluorescent toner processes
XEROX CORP144 citations98
US5385803AJan 31, 1995
Authentication process
XEROX CORP110 citations98
US5208630AMay 4, 1993
Process for the authentication of documents utilizing encapsulated toners
XEROX CORP130 citations98
US6756169B2Jun 29, 2004
Imaging members
XEROX CORP75 citations97
US5290654AMar 1, 1994
Microsuspension processes for toner compositions
XEROX CORP900 citations97
US6998493B2Feb 14, 2006
Colorant compounds
XEROX CORP52 citations96
US6774393B2Aug 10, 2004
Field effect transistor
XEROX CORP58 citations96
US5645965AJul 8, 1997
Symmetrical perylene dimers
XEROX CORP81 citations96
US5153094AOct 6, 1992
Processes for the preparation of photogenerating pigments
XEROX CORP112 citations96
US4476210AOct 9, 1984
Dyed stabilized liquid developer and method for making
XEROX CORP110 citations96
US6576747B1Jun 10, 2003
Processes for preparing dianthranilate compounds and diazopyridone colorants
XEROX CORP136 citations95
US6946226B2Sep 20, 2005
Photoconductive imaging members
XEROX CORP36 citations93
US6860931B2Mar 1, 2005
Phase change inks containing colorant compounds
XEROX CORP27 citations93
US6794102B2Sep 21, 2004
Naphthalene tetracarboxylic diimide dimers
XEROX CORP27 citations93
US6750609B2Jun 15, 2004
OLEDs having light absorbing electrode
XEROX CORP46 citations93
US6713220B2Mar 30, 2004
Photoconductive members
XEROX CORP30 citations93
US6656651B1Dec 2, 2003
Photoconductive members
XEROX CORP31 citations93
US6165661ADec 26, 2000
Perylene compositions
XEROX CORP24 citations93
US5683842ANov 4, 1997
Unsymmetrical perylene dimers in electrophotography
XEROX CORP18 citations93
US5164493ANov 17, 1992
Processes for the preparation of titanyl phthalocyanines type I with phthalonitrile
XEROX CORP26 citations93
US5126390AJun 30, 1992
Coating formulations for the preparation of transfer elements
XEROX CORP31 citations93
US4618551AOct 21, 1986
Photoresponsive imaging members with polysilylenes hole transporting compositions
XEROX CORP43 citations93
US6946227B2Sep 20, 2005
Imaging members
XEROX CORP20 citations92
US6858363B2Feb 22, 2005
Photoconductive imaging members
XEROX CORP18 citations92
US6656650B1Dec 2, 2003
Imaging members
XEROX CORP28 citations92
US5407766AApr 18, 1995
Hydroxygallium phthalocyanine photoconductive imaging members
XEROX CORP35 citations92
US5206359AApr 27, 1993
Processes for preparation of titanyl phthalocyanines type x
XEROX CORP41 citations92
US5182382AJan 26, 1993
Processes for the preparation of titaniumphthalocyanine type x
XEROX CORP21 citations92
US5153313AOct 6, 1992
Processes for the preparation of phthalocyanines
XEROX CORP28 citations92
US5345254ASep 6, 1994
Ink jet printing process
XEROX CORP44 citations91
US5021318AJun 4, 1991
Process for forming secure images
XEROX CORP29 citations90
US4937164AJun 26, 1990
Thionated perylene photoconductive imaging members for electrophotography
XEROX CORP37 citations90
US7820780B2Oct 26, 2010
Polymers of napthalene tetracarboxylic diimide dimers
XEROX CORP8 citations84
US7223507B2May 29, 2007
Imaging members
XEROX CORP13 citations84
US7176317B2Feb 13, 2007
Colorant compounds
XEROX CORP11 citations84
US7070892B2Jul 4, 2006
Imaging members
XEROX CORP14 citations84
US7037630B2May 2, 2006
Photoconductive members
XEROX CORP12 citations84
Showing the top 50 of 88 patents by PatentIndex Score.