Inventor · disambiguated record
Steven P. Downing
Also filed as: DOWNING STEVEN P
19 granted patents·1 pending application·347 citations·filing 1986–2015
95Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO9HEWLETT PACKARD CO8BELBEY JASON S1US AIR FORCE1WESTINGHOUSE ELECTRIC CORP1
Top patents by PatentIndex Score
20 records- 0194US6209867B1Sliding valve vacuum holddownHEWLETT PACKARD CO·Filed 1999·Granted Apr 3, 2001·52 cites·23 claims
- 0290US6698878B1Cleaning medium for ink-jet hard copy apparatusHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Mar 2, 2004·38 cites·11 claims
- 0390US6682190B2Controlling media curl in print-zoneHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 27, 2004·43 cites·9 claims
- 0482US6407678B1Belt media drive for printer with dual belt encodersHEWLETT PACKARD CO·Filed 2000·Granted Jun 18, 2002·30 cites·20 claims
- 0582US6340155B1Sliding valve vacuum holddown method apparatusHEWLETT PACKARD CO·Filed 2000·Granted Jan 22, 2002·15 cites·18 claims
- 0681US6158344ALinefeed calibration using an integrated optical sensorHEWLETT PACKARD CO·Filed 1998·Granted Dec 12, 2000·70 cites·16 claims
- 0779US6607458B2Techniques for robust endless belt tracking controlHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 19, 2003·20 cites·32 claims
- 0870US8894180B2Guide for a wiping assemblyHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Nov 25, 2014·4 cites·20 claims
- 0970US6808259B2Controlling media curl in print-zoneHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Oct 26, 2004·13 cites·21 claims
- 1064US6454259B1Sliding valve vacuum holddown method and apparatusHEWLETT PACKARD CO·Filed 2001·Granted Sep 24, 2002·15 cites·16 claims
- 1159US7753595B2Printer drum bearing mountHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Jul 13, 2010·1 cites·20 claims
- 1257US7050193B1High accuracy swath advance paper positioning for printersHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted May 23, 2006·7 cites·28 claims
- 1352US7101033B2Cleaning medium for ink-jet hard copy apparatusHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Sep 5, 2006·4 cites·18 claims
- 1452US6210055B1Method and apparatus for cockle reduction in print mediaHEWLETT PACKARD CO·Filed 2000·Granted Apr 3, 2001·4 cites·11 claims
- 1545US5222528ADevice for forming leadsWESTINGHOUSE ELECTRIC CORP·Filed 1992·Granted Jun 29, 1993·11 cites·17 claims
- 1644US6079888AWet colorant hard copy apparatus media handling to reduce cockleHEWLETT PACKARD CO·Filed 1999·Granted Jun 27, 2000·7 cites·18 claims
- 1742US4731567AMethod and apparatus for automated parts for storage and retrievalUS AIR FORCE·Filed 1986·Granted Mar 15, 1988·10 cites·12 claims
- 1840US10507979B2Object transportation with V-shaped attachment devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Dec 17, 2019·0 cites·13 claims
- 1939US2009035046A1Print drumBELBEY JASON S·Filed 2007·Application pending·0 cites
- 2031US6113509ADifferential planetary belt drive systemHEWLETT PACKARD CO·Filed 1999·Granted Sep 5, 2000·3 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →