Inventor · disambiguated record
Edward J. Gutman
Also filed as: GUTMAN EDWARD J
23 granted patents·711 citations·filing 1979–2002
96Inventor score
Top patents by PatentIndex Score
23 records- 0197US6214507B1Toner compositionsXEROX CORP·Filed 1998·Granted Apr 10, 2001·275 cites·26 claims
- 0296US4894308AProcess for preparing electrophotographic tonerXEROX CORP·Filed 1988·Granted Jan 16, 1990·57 cites·35 claims
- 0393US6087059AToner and developer compositionsXEROX CORP·Filed 1999·Granted Jul 11, 2000·66 cites·81 claims
- 0492US4948686AProcess for forming two-color imagesXEROX CORP·Filed 1989·Granted Aug 14, 1990·43 cites·70 claims
- 0588US6713222B2Curing processesXEROX CORP·Filed 2002·Granted Mar 30, 2004·27 cites·21 claims
- 0687US6503677B1Emulsion aggregation toner particles coated with negatively chargeable and positively chargeable additives and method of making sameXEROX CORP·Filed 2001·Granted Jan 7, 2003·28 cites·23 claims
- 0787US6379856B2Toner compositionsXEROX CORP·Filed 2001·Granted Apr 30, 2002·26 cites·15 claims
- 0887US6319647B1Toner and developer for magnetic brush development systemXEROX CORP·Filed 2000·Granted Nov 20, 2001·36 cites·18 claims
- 0985US6416916B1Toner and developer for magnetic brush development systemXEROX CORP·Filed 2000·Granted Jul 9, 2002·31 cites·17 claims
- 1080US5171653AElectrostatic developing composition with carrier having external additiveXEROX CORP·Filed 1991·Granted Dec 15, 1992·26 cites·13 claims
- 1175US6680153B2Toner compositionsXEROX CORP·Filed 2002·Granted Jan 20, 2004·8 cites·26 claims
- 1260US5079122AToner compositions with charge enhancing additivesXEROX CORP·Filed 1990·Granted Jan 7, 1992·12 cites·36 claims
- 1360US5045423AToner and developer compositions with charge enhancing additivesXEROX CORP·Filed 1990·Granted Sep 3, 1991·12 cites·37 claims
- 1458US4317346AVehicle ignition-transmission protection enclosureGUTMAN EDWARD J·Filed 1979·Granted Mar 2, 1982·15 cites·5 claims
- 1550US5111246AElectrostatographic machineXEROX CORP·Filed 1990·Granted May 5, 1992·9 cites·2 claims
- 1647US6162573ABlended custom color toners and developersXEROX CORP·Filed 1994·Granted Dec 19, 2000·7 cites·12 claims
- 1746US5336579AColor developer compositions containing bare carrier cores and coated carrier coresXEROX CORP·Filed 1992·Granted Aug 9, 1994·8 cites·28 claims
- 1845US5787329AOrganic coated development electrodes and methods thereofXEROX CORP·Filed 1997·Granted Jul 28, 1998·7 cites·30 claims
- 1943US6406822B1Color-blind melt flow index properties for tonersXEROX CORP·Filed 2000·Granted Jun 18, 2002·2 cites·20 claims
- 2039US5175590AApparatus and method for removing developer materialXEROX CORP·Filed 1992·Granted Dec 29, 1992·5 cites·14 claims
- 2135US5761587ACoated development electrodes and methods thereofXEROX CORP·Filed 1997·Granted Jun 2, 1998·3 cites·19 claims
- 2233US4524120AProcess for charging toner compositionsXEROX CORP·Filed 1984·Granted Jun 18, 1985·2 cites·16 claims
- 2332US5196803AApparatus and method for determining the voltage breakdown and conductivity of particulate materialXEROX CORP·Filed 1991·Granted Mar 23, 1993·6 cites·13 claims
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