Inventor · disambiguated record
E. Neal Tompkins
Also filed as: TOMPKINS E N · TOMPKINS E NEAL
42 granted patents·2 pending applications·3,051 citations·filing 1979–2008
99Inventor score
Top patents by PatentIndex Score
44 records- 0198US5859711AMultiple print engine with virtual job routingTR SYSTEMS INC·Filed 1996·Granted Jan 12, 1999·294 cites·4 claims
- 0298US5596416AMultiple printer module electrophotographic printing deviceT R SYSTEMS·Filed 1994·Granted Jan 21, 1997·407 cites·32 claims
- 0398US5014267AVideo conferencing networkDATAPOINT CORP·Filed 1989·Granted May 7, 1991·455 cites·8 claims
- 0497US4710917AVideo conferencing networkDATAPOINT CORP·Filed 1985·Granted Dec 1, 1987·283 cites·65 claims
- 0596US4931839ATransfer system for electrophotographic print engineCOLOROCS CORP·Filed 1988·Granted Jun 5, 1990·69 cites·45 claims
- 0695US6606165B1Method and apparatus for routing pages to printers in a multi-print engine as a function of print job parametersTR SYSTEMS INC·Filed 1999·Granted Aug 12, 2003·166 cites·38 claims
- 0795US5103260AToner density control for electrophotographic print engineCOLOROCS CORP·Filed 1990·Granted Apr 7, 1992·58 cites·20 claims
- 0895US4686698AWorkstation for interfacing with a video conferencing networkDATAPOINT CORP·Filed 1985·Granted Aug 11, 1987·229 cites·32 claims
- 0993US6633396B1Page synchronization in a color print systemTR SYSTEMS INC·Filed 2001·Granted Oct 14, 2003·53 cites·4 claims
- 1091US5442429APrecuring apparatus and method for reducing voltage required to electrostatically material to an arcuate surfaceTR SYSTEMS INC·Filed 1993·Granted Aug 15, 1995·34 cites·13 claims
- 1190US6707563B1Multiple print engine with error handling capabilityT R SYSTEMS·Filed 2000·Granted Mar 16, 2004·70 cites·14 claims
- 1290US4788572ABelt controls for a print engine for color electrophotographyCOLOROCS CORP·Filed 1987·Granted Nov 29, 1988·39 cites·4 claims
- 1389US6825943B1Method and apparatus to permit efficient multiple parallel image processing of large jobsT R SYSTEMS·Filed 1999·Granted Nov 30, 2004·127 cites·36 claims
- 1489US5276490ABuried electrode drum for an electrophotographic print engineTR SYSTEMS INC·Filed 1992·Granted Jan 4, 1994·38 cites·15 claims
- 1587US5940186AMultiple printer module electrophotographic printing deviceTR SYSTEMS INC·Filed 1997·Granted Aug 17, 1999·90 cites·12 claims
- 1687US5745657AMethod and apparatus for multi-modal printing with electrophotographic print engineT R SYSTEMS·Filed 1994·Granted Apr 28, 1998·80 cites·14 claims
- 1787US5398107AApparatus for biasing the curvature of an image carrier on a transfer drumTR SYSTEMS INC·Filed 1993·Granted Mar 14, 1995·36 cites·22 claims
- 1887US5053827AMethod and apparatus for intermittent conditioning of a transfer beltCOLOROCS CORP·Filed 1989·Granted Oct 1, 1991·30 cites·35 claims
- 1987US4839722AMethod and apparatus for providing improved color correction in a subtrative color printing systemCOLOROCS CORP·Filed 1987·Granted Jun 13, 1989·66 cites·7 claims
- 2086US7554687B2Methods and apparatus for determining toner level in electro-photographic print enginesELECTRONICS FOR IMAGING INC·Filed 2007·Granted Jun 30, 2009·9 cites·18 claims
- 2185US6657741B1Multiple print engine system with selectively distributed ripped pagesTR SYSTEMS INC·Filed 1995·Granted Dec 2, 2003·66 cites·26 claims
- 2285US5459560ABuried electrode drum for an electrophotographic print engine with controlled resistivity layerTR SYSTEMS INC·Filed 1993·Granted Oct 17, 1995·25 cites·72 claims
- 2385US4848267AApparatus for removal and addition of developer to a toner moduleCOLOROCS CORP·Filed 1987·Granted Jul 18, 1989·29 cites·5 claims
- 2484US7532347B2Methods and apparatus for routing pages to printers in a multi-print engine as a function of print job parametersELECTRONICS FOR IMAGING INC·Filed 2007·Granted May 12, 2009·6 cites·14 claims
- 2584US5583623AMethod and apparatus for attaching an image receiving member to a transfer drumT R SYSTEMS·Filed 1995·Granted Dec 10, 1996·27 cites·7 claims
- 2684US4270131AAdaptive error correction device for a laser scannerTOMPKINS E NEAL·Filed 1979·Granted May 26, 1981·46 cites·12 claims
- 2782US7206082B2Method and apparatus for routing pages to printers in a multi-print engine as a function of print job parametersELECTRONICS FOR IMAGING INC·Filed 2003·Granted Apr 17, 2007·16 cites·18 claims
- 2881US4901110AVertical print engine for electrophotographic apparatusCOLOROCS CORP·Filed 1987·Granted Feb 13, 1990·24 cites·13 claims
- 2978US7301665B2Method and apparatus for determining toner level in electrophotographic print enginesELECTRONICS FOR IMAGING INC·Filed 2005·Granted Nov 27, 2007·3 cites·18 claims
- 3074US5170209AProcess cartridge for an intermediate transfer electrophotographic print engineCOLOROCS CORP·Filed 1991·Granted Dec 8, 1992·21 cites·13 claims
- 3173US7116444B2Method and apparatus for determining toner level in electrophotographic print enginesELECTRONICS FOR IMAGING INC·Filed 2004·Granted Oct 3, 2006·8 cites·40 claims
- 3272US5563689ADeveloper module with electromagnetic shutterT R SYSTEMS·Filed 1995·Granted Oct 8, 1996·23 cites·13 claims
- 3370US5027158AVertical print engine for electrophotographic apparatusCOLOROCS CORP·Filed 1989·Granted Jun 25, 1991·16 cites·16 claims
- 3469US7095528B2Apparatus and methods for duplex printing in multiple print engine systemsELECTRONICS FOR IMAGING INC·Filed 2003·Granted Aug 22, 2006·6 cites·21 claims
- 3568US7046391B1Method and apparatus for providing a color-balanced multiple print engineELECTRONICS FOR IMAGING INC·Filed 1999·Granted May 16, 2006·25 cites·13 claims
- 3667US6888644B2Method and apparatus for determining toner level in electrophotographic print enginesELECTRONICS FOR IMAGING INC·Filed 2001·Granted May 3, 2005·6 cites·8 claims
- 3764US6850335B1Method and apparatus for distributing pages to individual print engines in a multiple print engineELECTRONICS FOR IMAGING INC·Filed 1999·Granted Feb 1, 2005·42 cites·23 claims
- 3863US5799232AFriction drive for an electrophotographic print engineT R SYSTEMS·Filed 1996·Granted Aug 25, 1998·16 cites·31 claims
- 3957US2008151281A1Method and apparatus for providing a color-balanced multiple print engineBARRY MICHAEL W·Filed 2008·Application pending·0 cites
- 4056US6977752B1Method and apparatus for determining toner level in electrophotographic print enginesELECTRONICS FOR IMAGING INC·Filed 1998·Granted Dec 20, 2005·7 cites·44 claims
- 4154US7471403B2Apparatus and methods for selectively distributing print pages in multiple print engine systemsELECTRONICS FOR IMAGING INC·Filed 2006·Granted Dec 30, 2008·0 cites·17 claims
- 4251US2006197970A1Methods and apparatus for determining toner level in electro-photographic print enginesBARRY MICHAEL W·Filed 2006·Application pending·0 cites
- 4342US4989045AMethod for removal and addition of developer to a toner module in an electrophotographic print engineCOLOROCS CORP·Filed 1989·Granted Jan 29, 1991·5 cites·3 claims
- 4430US5150158AFlat screen for an electrophotographic printing deviceCOLOROCS CORP·Filed 1990·Granted Sep 22, 1992·1 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →