Inventor
GUTMAN EDWARD J
US23 patents
⚠️ This page may combine multiple inventors who share the name “GUTMAN EDWARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XEROX CORP
22 patentsUS6214507B1Apr 10, 2001
Toner compositions
XEROX CORP275 citations98
US6087059AJul 11, 2000
Toner and developer compositions
XEROX CORP66 citations96
US4894308AJan 16, 1990
Process for preparing electrophotographic toner
XEROX CORP57 citations96
US6713222B2Mar 30, 2004
Curing processes
XEROX CORP27 citations92
US6503677B1Jan 7, 2003
Emulsion aggregation toner particles coated with negatively chargeable and positively chargeable additives and method of making same
XEROX CORP28 citations92
US4948686AAug 14, 1990
Process for forming two-color images
XEROX CORP43 citations92
US6379856B2Apr 30, 2002
Toner compositions
XEROX CORP26 citations91
US5171653ADec 15, 1992
Electrostatic developing composition with carrier having external additive
XEROX CORP26 citations91
US6416916B1Jul 9, 2002
Toner and developer for magnetic brush development system
XEROX CORP31 citations89
US6319647B1Nov 20, 2001
Toner and developer for magnetic brush development system
XEROX CORP36 citations89
US6680153B2Jan 20, 2004
Toner compositions
XEROX CORP8 citations74
US5787329AJul 28, 1998
Organic coated development electrodes and methods thereof
XEROX CORP7 citations73
US5045423ASep 3, 1991
Toner and developer compositions with charge enhancing additives
XEROX CORP12 citations73
US6162573ADec 19, 2000
Blended custom color toners and developers
XEROX CORP7 citations72
US5079122AJan 7, 1992
Toner compositions with charge enhancing additives
XEROX CORP12 citations72
US5111246AMay 5, 1992
Electrostatographic machine
XEROX CORP9 citations71
US5336579AAug 9, 1994
Color developer compositions containing bare carrier cores and coated carrier cores
XEROX CORP8 citations69
US5761587AJun 2, 1998
Coated development electrodes and methods thereof
XEROX CORP3 citations62
US5175590ADec 29, 1992
Apparatus and method for removing developer material
XEROX CORP5 citations61
US4524120AJun 18, 1985
Process for charging toner compositions
XEROX CORP2 citations61
US6406822B1Jun 18, 2002
Color-blind melt flow index properties for toners
XEROX CORP2 citations60
US5196803AMar 23, 1993
Apparatus and method for determining the voltage breakdown and conductivity of particulate material
XEROX CORP6 citations57