P

Inventor

LIEBERMANN GEORGE

CA46 patents
⚠️ This page may combine multiple inventors who share the name “LIEBERMANN GEORGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

44 patents
US5482811AJan 9, 1996

Method of making hydroxygallium phthalocyanine type V photoconductive imaging members

XEROX CORP285 citations99
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
US5521306AMay 28, 1996

Processes for the preparation of hydroxygallium phthalocyanine

XEROX CORP259 citations98
US7029817B2Apr 18, 2006

Toner processes

XEROX CORP112 citations97
US5514505AMay 7, 1996

Method for obtaining improved image contrast in migration imaging members

XEROX CORP106 citations97
US5902901AMay 11, 1999

Arylamine processes

XEROX CORP79 citations96
US6576747B1Jun 10, 2003

Processes for preparing dianthranilate compounds and diazopyridone colorants

XEROX CORP136 citations95
US6503680B1Jan 7, 2003

Latex processes

XEROX CORP68 citations95
US6447974B1Sep 10, 2002

Polymerization processes

XEROX CORP70 citations95
US5456998AOct 10, 1995

Photoconductive imaging members containing alkoxy-bridged metallophthalocyanine dimers

XEROX CORP26 citations93
US6391509B1May 21, 2002

Coated carriers

XEROX CORP29 citations92
US6294606B1Sep 25, 2001

Nonionic surfactant-free emulsion polymerization process

XEROX CORP30 citations92
US5686218ANov 11, 1997

Toner compositions with modified polyester resins

XEROX CORP38 citations92
US5493016AFeb 20, 1996

Processes for the preparation of alkoxy-bridged metallophthalocyanine dimers

XEROX CORP32 citations92
US5225307AJul 6, 1993

Processes for the preparation of photogenerating compositions

XEROX CORP29 citations92
US4882254ANov 21, 1989

Photoconductive imaging members with mixtures of photogenerator pigment compositions

XEROX CORP42 citations91
US7851549B2Dec 14, 2010

Curable polyester latex made by phase inversion emulsification

XEROX CORP28 citations89
US6645687B1Nov 11, 2003

Imaging members

XEROX CORP15 citations84
US6492080B1Dec 10, 2002

Process for tuning photoreceptor sensitivity

XEROX CORP15 citations84
US6399701B1Jun 4, 2002

Surfactant-free semi-continuous emulsion polymerization process for making submicron sized particles for carrier coatings

XEROX CORP14 citations79
US6132918AOct 17, 2000

Polymers and processes thereof

XEROX CORP8 citations74
US5466796ANov 14, 1995

Alkoxy-bridged metallophthalocyanine dimers

XEROX CORP11 citations74
US4771133ASep 13, 1988

Phthalocyanine treatment process

XEROX CORP10 citations74
US5563261AOct 8, 1996

Hydroxygallium phthalocyanine photoconductive imaging members

XEROX CORP9 citations73
US5958302ASep 28, 1999

Conductive polymers

XEROX CORP15 citations72
US5807506ASep 15, 1998

Conductive polymers

XEROX CORP12 citations72
US5177153AJan 5, 1993

Suspension polymerization process for the preparation of polymeric material from gaseous and non-gaseous monomers

XEROX CORP7 citations72
US5548043AAug 20, 1996

Processes for producing bimodal toner resins

XEROX CORP14 citations71
US5100752AMar 31, 1992

Processes for the preparation of phthalocyanines for electrophotography

XEROX CORP7 citations68
US7229732B2Jun 12, 2007

Imaging members with crosslinked polycarbonate in charge transport layer

XEROX CORP3 citations63
US6093770AJul 25, 2000

Polymers and processes thereof

XEROX CORP2 citations63
US5288836AFeb 22, 1994

Process for producing polycarbonates from nitrogen diol and aromatic diol haloformate.

XEROX CORP3 citations63
US5405954AApr 11, 1995

Metal phthalocyanines and processes for the preparation thereof

XEROX CORP4 citations62
US5308363AMay 3, 1994

Process for quaternary ammonium bisulfates

XEROX CORP5 citations62
US5283144AFeb 1, 1994

Purified photogenerating pigments

XEROX CORP2 citations62
US7888501B2Feb 15, 2011

Process for making organic photosensitive pigment

XEROX CORP2 citations61
US7172712B2Feb 6, 2007

Preparation of micromultichromal spheres

XEROX CORP1 citations52
US5419992AMay 30, 1995

Aryl amine polycondensation polymers

XEROX CORP0 citations52
US7666560B2Feb 23, 2010

Imaging member

XEROX CORP0 citations51
US6583234B2Jun 24, 2003

Process for preparing waterfastness additive

XEROX CORP1 citations49
US7947825B2May 24, 2011

Process for making titanyl phthalocyanine

XEROX CORP0 citations48
US7713674B2May 11, 2010

Emulsion polymerization process

XEROX CORP1 citations47
US5200485AApr 6, 1993

Process for obtaining copolymers with a very low content residual butadiene using and inert gas purge

XEROX CORP0 citations44

LIEBERMANN GEORGE

1 patent

UNIROYAL LTD

1 patent