Inventor · disambiguated record
Ronald D. Stephens, Jr.
Also filed as: STEPHENS JR RONALD D · STEPHENS RONALD D
14 granted patents·1,455 citations·filing 1996–2004
94Inventor score
Top patents by PatentIndex Score
14 records- 0198US6065824AMethod and apparatus for storing information on a replaceable ink containerHEWLETT PACKARD CO·Filed 1997·Granted May 23, 2000·222 cites·14 claims
- 0298US5835817AReplaceable part with integral memory for usage, calibration and other dataHEWLETT PACKARD CO·Filed 1997·Granted Nov 10, 1998·425 cites·26 claims
- 0397US5699091AReplaceable part with integral memory for usage, calibration and other dataHEWLETT PACKARD CO·Filed 1996·Granted Dec 16, 1997·433 cites·21 claims
- 0493US6644764B2Integrated printing/scanning system using invisible ink for document trackingHEWLETT PACKARD DEVELOPMENT CO·Filed 1998·Granted Nov 11, 2003·189 cites·27 claims
- 0588US6076920AReplaceable ink supply module (bag/box/tube/valve) for replenishment of on-carriage inkjet printheadHEWLETT PACKARD CO·Filed 1997·Granted Jun 20, 2000·61 cites·28 claims
- 0682US6179401B1Multi-component installation feedback system for replacement print cartridges, valve holders, and service station cassettes for on board ink delivery systems replenishmentHEWLETT PACKARD CO·Filed 1998·Granted Jan 30, 2001·50 cites·7 claims
- 0778US6120132AAssembly technique using modular ink delivery components for installation in an inkjet printerHEWLETT PACKARD CO·Filed 1998·Granted Sep 19, 2000·38 cites·17 claims
- 0873US6439688B1Technique for printing a bar code while conserving colorantHEWLETT PACKARD CO·Filed 2000·Granted Aug 27, 2002·12 cites·13 claims
- 0958US7066572B2Printing systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jun 27, 2006·7 cites·56 claims
- 1057US6239822B1Replaceable ink supply module (bag/box/tube/valve) for replenishment of on-carriage inkjet printheadHEWLETT PACKARD CO·Filed 2000·Granted May 29, 2001·6 cites·13 claims
- 1145US7273262B2System with alignment informationHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Sep 25, 2007·3 cites·14 claims
- 1244USD426850SInk cartridge for printersHEWLETT PACKARD CO·Filed 1997·Granted Jun 20, 2000·5 cites·1 claims
- 1343US6962401B2Methods and systems for operating inkjet printers on production linesHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 8, 2005·2 cites·7 claims
- 1441US7461917B2Printing a bar in a bar codeHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Dec 9, 2008·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →