Inventor
GAYNOR ROGER E
CA31 patents
⚠️ This page may combine multiple inventors who share the name “GAYNOR ROGER E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XEROX CORP
26 patentsUS7427323B1Sep 23, 2008
Quinacridone nanoscale pigment particles
XEROX CORP140 citations99
US6476219B1Nov 5, 2002
Methods for preparing phthalocyanine compositions
XEROX CORP147 citations99
US6726755B2Apr 27, 2004
Ink compositions containing phthalocyanines
XEROX CORP150 citations98
US6696552B2Feb 24, 2004
Process for preparing substituted pyridone compounds
XEROX CORP124 citations98
US6576748B1Jun 10, 2003
Method for making dimeric azo pyridone colorants
XEROX CORP138 citations98
US6472523B1Oct 29, 2002
Phthalocyanine compositions
XEROX CORP170 citations98
US5521306AMay 28, 1996
Processes for the preparation of hydroxygallium phthalocyanine
XEROX CORP259 citations98
US5902901AMay 11, 1999
Arylamine processes
XEROX CORP79 citations96
US6576747B1Jun 10, 2003
Processes for preparing dianthranilate compounds and diazopyridone colorants
XEROX CORP136 citations95
US7534294B1May 19, 2009
Quinacridone nanoscale pigment particles and methods of making same
XEROX CORP27 citations93
US7537654B1May 26, 2009
Quinacridone nanoscale pigment particles and methods of making same
XEROX CORP8 citations84
US6287738B1Sep 11, 2001
Photoconductive imaging members
XEROX CORP17 citations84
US6464902B1Oct 15, 2002
Perylene mixtures
XEROX CORP13 citations74
US6403796B1Jun 11, 2002
Methods and intermediates for forming perylene dimers
XEROX CORP8 citations74
US6162571ADec 19, 2000
Unsymmetrical perylene dimers
XEROX CORP8 citations74
US5668276ASep 16, 1997
Hydroxygallium phthalocyanine processes
XEROX CORP6 citations72
US5567558AOct 22, 1996
Imaging member with hydroxygallium phthalocyanine type A,B,C or D
XEROX CORP8 citations72
US7138555B2Nov 21, 2006
Process for preparing iodoaromatic compounds and using the same
XEROX CORP8 citations70
US5405954AApr 11, 1995
Metal phthalocyanines and processes for the preparation thereof
XEROX CORP4 citations62
US7947417B2May 24, 2011
Processes for the preparation of high sensitivity titanium phthalocyanines photogenerating pigments
XEROX CORP3 citations59
US5529870AJun 25, 1996
Halogenindium phthalocyanine crystals
XEROX CORP1 citations51
US8366971B2Feb 5, 2013
Additive for robust metal ink formulations
XEROX CORP0 citations50
US9105373B2Aug 11, 2015
Safe method for manufacturing silver nanoparticle inks
XEROX CORP0 citations48
US7947825B2May 24, 2011
Process for making titanyl phthalocyanine
XEROX CORP0 citations48
US7799493B2Sep 21, 2010
Process for preparing a polyformyl arylamine
XEROX CORP0 citations46
US7365232B2Apr 29, 2008
Process for preparing a polyformyl arylamine
XEROX CORP0 citations46