Inventor · disambiguated record
Norman E. Pawlowski, Jr.
Also filed as: PAWLOWSKI JR NORMAN E · PAWLOWSKI NORMAN · PAWLOWSKI NORMAN E · PAWLOWSKI NORMAN E JR
80 granted patents·4,460 citations·filing 1986–2015
99Inventor score
Top patents by PatentIndex Score
80 records- 0199US6074042AInk container having a guide feature for insuring reliable fluid, air and electrical connections to a printing systemHEWLETT PACKARD CO·Filed 1997·Granted Jun 13, 2000·209 cites·16 claims
- 0299US4694302AReactive ink-jet printingHEWLETT PACKARD CO·Filed 1986·Granted Sep 15, 1987·167 cites·30 claims
- 0398US6386675B2Ink container having a multiple function chassisHEWLETT PACKARD CO·Filed 1999·Granted May 14, 2002·131 cites·15 claims
- 0497US6151039AInk level estimation using drop count and ink level senseHEWLETT PACKARD CO·Filed 1997·Granted Nov 21, 2000·143 cites·46 claims
- 0597US6010210AInk container having a multiple function chassisHEWLETT PACKARD CO·Filed 1997·Granted Jan 4, 2000·117 cites·34 claims
- 0697US5852459APrinter using print cartridge with internal pressure regulatorHEWLETT PACKARD CO·Filed 1996·Granted Dec 22, 1998·168 cites·19 claims
- 0796US6183077B1Method and apparatus for keying ink supply containersHEWLETT PACKARD CO·Filed 1998·Granted Feb 6, 2001·114 cites·26 claims
- 0896US5734401AFluid interconnect for coupling a replaceable ink supply with an ink-jet printerHEWLETT PACKARD CO·Filed 1995·Granted Mar 31, 1998·101 cites·11 claims
- 0996US5626655AUse of co-surfactants to adjust properties of ink-jet inksHEWLETT PACKARD CO·Filed 1996·Granted May 6, 1997·102 cites·21 claims
- 1096US4853037ALow glycol inks for plain paper printingHEWLETT PACKARD CO·Filed 1987·Granted Aug 1, 1989·125 cites·13 claims
- 1195US6422693B2Ink interconnect between print cartridge and carriageHEWLETT PACKARD CO·Filed 2001·Granted Jul 23, 2002·52 cites·16 claims
- 1295US6033064AInkjet printer with off-axis ink supplyHEWLETT PACKARD CO·Filed 1996·Granted Mar 7, 2000·123 cites·31 claims
- 1395US6017118AHigh performance ink container with efficient constructionHEWLETT PACKARD CO·Filed 1997·Granted Jan 25, 2000·137 cites·39 claims
- 1495US5736992APressure regulated free-ink ink-jet penHEWLETT PACKARD CO·Filed 1995·Granted Apr 7, 1998·115 cites·7 claims
- 1595US5536306AThermal ink-jet inks having reduced black to color and color to color bleedHEWLETT PACKARD CO·Filed 1995·Granted Jul 16, 1996·102 cites·22 claims
- 1694US6322205B1Ink delivery system adapterHEWLETT PACKARD CO·Filed 1998·Granted Nov 27, 2001·103 cites·32 claims
- 1794US6164743AInk container with an inductive ink level senseHEWLETT PACKARD CO·Filed 1997·Granted Dec 26, 2000·103 cites·28 claims
- 1894US5923353AFail-safe, backup valve in a pressurized ink delivery apparatusHEWLETT PACKARD CO·Filed 1996·Granted Jul 13, 1999·98 cites·9 claims
- 1994US5583545AInk level detection in a pressure regulated penHEWLETT PACKARD CO·Filed 1994·Granted Dec 10, 1996·97 cites·22 claims
- 2093US6375301B1Replaceable cartridge, kit and method for flushing ink from an inkjet printerHEWLETT PACKARD CO·Filed 1997·Granted Apr 23, 2002·89 cites·17 claims
- 2193US6364472B1Method and apparatus for keying ink supply containersHEWLETT PACKARD CO·Filed 2001·Granted Apr 2, 2002·46 cites·20 claims
- 2293US5975677AMultiple cartridge printhead assembly for use in an inkjet printing systemHEWLETT PACKARD CO·Filed 1997·Granted Nov 2, 1999·99 cites·8 claims
- 2393US5856840AMethod of manufacturing a replaceable ink supply for an ink-jet printerHEWLETT PACKARD CO·Filed 1995·Granted Jan 5, 1999·63 cites·28 claims
- 2492US5992990AInk delivery system having an off-carriage pressure regulatorHEWLETT PACKARD CO·Filed 1996·Granted Nov 30, 1999·84 cites·16 claims
- 2592US5108502ABoronic acid dyesHEWLETT PACKARD CO·Filed 1991·Granted Apr 28, 1992·40 cites·20 claims
- 2691US6231173B1Contact pad and fluid interconnect configuration on a print cartridgeHEWLETT PACKARD CO·Filed 1999·Granted May 15, 2001·58 cites·16 claims
- 2791US5847734AAir purge system for an ink-jet printerFiled 1995·Granted Dec 8, 1998·83 cites·20 claims
- 2890US7455395B2SensorsHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Nov 25, 2008·12 cites·12 claims
- 2990US6779875B2Printing system with flexible conduit portion between ink supply and print cartridge and methods for supplying ink to printing structureHEWLETT PACKARD CO·Filed 2002·Granted Aug 24, 2004·28 cites·10 claims
- 3090US6585359B1Ink container providing pressurized ink with ink level sensorHEWLETT PACKARD DEVELOPMENT CO·Filed 1997·Granted Jul 1, 2003·76 cites·31 claims
- 3190US5966155AInkjet printing system with off-axis ink supply having ink path which does not extend above print cartridgeHEWLETT PACKARD CO·Filed 1996·Granted Oct 12, 1999·76 cites·19 claims
- 3290US5777647ASide-loaded pressure regulated free-ink ink-jet penHEWLETT PACKARD CO·Filed 1996·Granted Jul 7, 1998·74 cites·20 claims
- 3389US8240345B2Fluid supply capENDER RONALD J·Filed 2011·Granted Aug 14, 2012·8 cites·19 claims
- 3489US7465040B2Labyrinth seal structure with redundant fluid flow pathsHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Dec 16, 2008·12 cites·35 claims
- 3589US6113228AInk container for compact supply stationHEWLETT PACKARD CO·Filed 1998·Granted Sep 5, 2000·48 cites·10 claims
- 3689US5980032ACompliant ink interconnect between print cartridge and carriageHEWLETT PACKARD CO·Filed 1996·Granted Nov 9, 1999·50 cites·39 claims
- 3789US5975686ARegulator for a free-ink inkjet penHEWLETT PACKARD CO·Filed 1997·Granted Nov 2, 1999·76 cites·14 claims
- 3889US5825387AInk supply for an ink-jet printerHEWLETT PACKARD CO·Filed 1995·Granted Oct 20, 1998·49 cites·25 claims
- 3987US4761180ADyes containing tetramethylammonium cation for ink-jet printing inksHEWLETT PACKARD CO·Filed 1987·Granted Aug 2, 1988·45 cites·30 claims
- 4086US6619789B2Ink delivery system adapterHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Sep 16, 2003·26 cites·20 claims
- 4186US5098474ADyes containing alkylamino groups for ink-jet printing inksHEWLETT PACKARD CO·Filed 1990·Granted Mar 24, 1992·26 cites·14 claims
- 4285US6588880B1Replaceable ink container adapted to form reliable fluid, air and electrical connection to a printing systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Jul 8, 2003·21 cites·29 claims
- 4385US6382784B2Printing system with air accumulation control means enabling a semipermanent printhead without air purgeFiled 2001·Granted May 7, 2002·24 cites·17 claims
- 4485US5812168AAir purging of a pressure regulated free-ink ink-jet penHEWLETT PACKARD CO·Filed 1996·Granted Sep 22, 1998·53 cites·20 claims
- 4585US5646664AInk container valvingHEWLETT PACKARD CO·Filed 1995·Granted Jul 8, 1997·71 cites·19 claims
- 4683US6183076B1Printer having multi-chamber print cartridges and off-carriage regulatorHEWLETT PACKARD CO·Filed 1996·Granted Feb 6, 2001·46 cites·24 claims
- 4781US5975689AAir purge apparatus for inkjet print cartridgesHEWLETT PACKARD CO·Filed 1997·Granted Nov 2, 1999·36 cites·21 claims
- 4881US5691755ACollapsible ink cartridgeHEWLETT PACKARD CO·Filed 1994·Granted Nov 25, 1997·41 cites·18 claims
- 4980US7249831B2Ink container refurbishment systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jul 31, 2007·20 cites·17 claims
- 5080US6318850B1Ink container refurbishment systemHEWLETT PACKARD CO·Filed 1998·Granted Nov 20, 2001·40 cites·11 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →