Inventor · disambiguated record
Lawrence Russell Steward
Also filed as: STEWARD LAWRENCE R · STEWARD LAWRENCE RUSSELL
13 granted patents·772 citations·filing 1994–2001
94Inventor score
Files withLEXMARK INT INC12
Top patents by PatentIndex Score
13 records- 0197US5867183AApparatus for driving multiple ink jet printheads with a single set of drive outputsLEXMARK INT INC·Filed 1996·Granted Feb 2, 1999·245 cites·9 claims
- 0294US5940095AInk jet print head identification circuit with serial out, dynamic shift registersLEXMARK INT INC·Filed 1995·Granted Aug 17, 1999·112 cites·25 claims
- 0394US5658471AFabrication of thermal ink-jet feed slots in a silicon substrateLEXMARK INT INC·Filed 1995·Granted Aug 19, 1997·120 cites·24 claims
- 0492US6283588B1Print head cartridge made with jointless one-piece frame consisting of a single material throughoutLEXMARK INT INC·Filed 2000·Granted Sep 4, 2001·42 cites·14 claims
- 0586US5942900AMethod of fault detection in ink jet printhead heater chipsLEXMARK INT INC·Filed 1996·Granted Aug 24, 1999·69 cites·10 claims
- 0683US6017112AInk jet printing apparatus having a print cartridge with primary and secondary nozzlesLEXMARK INT INC·Filed 1997·Granted Jan 25, 2000·46 cites·30 claims
- 0777US6243117B1Print head cartridge and method of making a print head cartridge by one-shot injection moldingLEXMARK INT INC·Filed 1995·Granted Jun 5, 2001·32 cites·15 claims
- 0873US5774148APrinthead with field oxide as thermal barrier in chipLEXMARK INT INC·Filed 1995·Granted Jun 30, 1998·30 cites·10 claims
- 0972US5493320AInk jet printing nozzle array bonded to a polymer ink barrier layerLEXMARK INT INC·Filed 1994·Granted Feb 20, 1996·28 cites·6 claims
- 1068US6020905AInk jet printhead for drop size modulationLEXMARK INT INC·Filed 1997·Granted Feb 1, 2000·22 cites·2 claims
- 1167US6079811AInk jet printhead having a unitary actuator with a plurality of active sectionsLEXMARK INT INC·Filed 1999·Granted Jun 27, 2000·20 cites·25 claims
- 1238US7552216B2Method of sharing a printerLEXMARK INT INC·Filed 2001·Granted Jun 23, 2009·0 cites·12 claims
- 1331US5847737AFilter for ink jet printheadFiled 1996·Granted Dec 8, 1998·6 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →