Inventor · disambiguated record
Earl Dawson Ward, Ii
Also filed as: WARD EARL DAWSON II · WARD II EARL D · WARD II EARL DAWSON
27 granted patents·938 citations·filing 1981–2004
97Inventor score
Top patents by PatentIndex Score
27 records- 0198US5995772AImaging apparatus cartridge including an encoded deviceLEXMARK INT INC·Filed 1996·Granted Nov 30, 1999·202 cites·39 claims
- 0296US5634169AMultiple function encoder wheel for cartridges utilized in an electrophotographic output deviceLEXMARK INT INC·Filed 1996·Granted May 27, 1997·83 cites·42 claims
- 0395US5802420AMethod and apparatus for predicting and displaying toner usage of a printerLEXMARK INT INC·Filed 1997·Granted Sep 1, 1998·208 cites·19 claims
- 0495US5331378AToner cartridge with independent driven systemsLEXMARK INT INC·Filed 1993·Granted Jul 19, 1994·65 cites·4 claims
- 0593US6397015B2Encoded device having positioned indicia for use with a toner cartridgeLEXMARK INT INC·Filed 2001·Granted May 28, 2002·33 cites·24 claims
- 0691US6009285AMethod for determining characteristics of an electrophotographic cartridge carrying a rotatable elementLEXMARK INT INC·Filed 1997·Granted Dec 28, 1999·41 cites·32 claims
- 0790US5365315AImaging device with cartridge and lid interactionLEXMARK INT INC·Filed 1993·Granted Nov 15, 1994·43 cites·7 claims
- 0889US4422040AMethod of testing stepping motorsIBM·Filed 1981·Granted Dec 20, 1983·53 cites·29 claims
- 0985US6295422B1Encoded wheel for a toner cartridgeLEXMARK INT INC·Filed 2000·Granted Sep 25, 2001·18 cites·25 claims
- 1082US5337032AReduced component toner cartridgeLEXMARK INT INC·Filed 1993·Granted Aug 9, 1994·27 cites·9 claims
- 1177US6486906B1Apparatus and method for printhead to machine skew and margin adjustment for an electrophotographic machineLEXMARK INT INC·Filed 2000·Granted Nov 26, 2002·22 cites·41 claims
- 1276US6281918B1Laser printhead mounting apparatus and printhead skew adjustment mechanism for an electrophotographic machineLEXMARK INT INC·Filed 2000·Granted Aug 28, 2001·16 cites·37 claims
- 1376US6169860B1Toner cartridge having encoded wheelLEXMARK INT INC·Filed 1999·Granted Jan 2, 2001·17 cites·20 claims
- 1468US5758231AVenting plug in toner cartridgeLEXMARK INT INC·Filed 1996·Granted May 26, 1998·19 cites·16 claims
- 1566US6650352B2Electronic control arrangement for a laser printerLEXMARK INT INC·Filed 2001·Granted Nov 18, 2003·6 cites·13 claims
- 1665US5970275ADynamic supply usage estimationLEXMARK INT INC·Filed 1998·Granted Oct 19, 1999·24 cites·6 claims
- 1761US5952442ASealant materials for toner cartridgesLEXMARK INT INC·Filed 1997·Granted Sep 14, 1999·11 cites·18 claims
- 1860US6362847B1Electronic control arrangement for a laser printerLEXMARK INT INC·Filed 1999·Granted Mar 26, 2002·22 cites·48 claims
- 1955US6549225B2Method of margin alignment and plane-to-plane registration in a tandem color electrophotographic machineLEXMARK INT INC·Filed 2001·Granted Apr 15, 2003·4 cites·11 claims
- 2055US6199990B1Rotatable mirror assembly for optical path reversal in a laser scanning machineLEXMARK INT INC·Filed 2000·Granted Mar 13, 2001·7 cites·13 claims
- 2154US6480221B1Method and apparatus for determining a process position of a scan line in an electrophotographic machineLEXMARK INT INC·Filed 2000·Granted Nov 12, 2002·5 cites·12 claims
- 2253US6262753B1Electrophotographic imaging apparatus with reduced packaging sizeLEXMARK INT INC·Filed 2000·Granted Jul 17, 2001·1 cites·22 claims
- 2347US6989853B2Method of margin alignment and plane-to-plane registration in a tandem color electrophotographic machineLEXMARK INT INC·Filed 2002·Granted Jan 24, 2006·2 cites·7 claims
- 2445US6160073ASealant materials for toner cartridgesLEXMARK INT INC·Filed 1999·Granted Dec 12, 2000·5 cites·11 claims
- 2540US6989852B2Method of margin alignment and plane-to-plane registration in a tandem color electrophotographic machineLEXMARK INT INC·Filed 2004·Granted Jan 24, 2006·0 cites·9 claims
- 2640USD399249SToner cartridge for laser printerLEXMARK INT INC·Filed 1996·Granted Oct 6, 1998·4 cites·1 claims
- 2739US6774923B2Dual polygon laser printhead for a color printerLEXMARK INT INC·Filed 2002·Granted Aug 10, 2004·0 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →