Inventor · disambiguated record
Winthrop D. Childers
Also filed as: CHILDERS WINTHROP · CHILDERS WINTHROP D · CHILDERS WINTHROP DE
195 granted patents·34 pending applications·10,282 citations·filing 1988–2019
99Inventor score
Files withHEWLETT PACKARD CO94HEWLETT PACKARD DEVELOPMENT CO91CHILDERS WINTHROP D143D SYSTEMS INC4CHILDERS WINTHROP DE2
Top patents by PatentIndex Score
229 records- 0199US6543879B1Inkjet printhead assembly having very high nozzle packing densityHEWLETT PACKARD CO·Filed 2001·Granted Apr 8, 2003·414 cites·52 claims
- 0299US6039430AMethod and apparatus for storing and retrieving information on a replaceable printing componentHEWLETT PACKARD CO·Filed 1998·Granted Mar 21, 2000·325 cites·22 claims
- 0399US5812156AApparatus controlled by data from consumable parts with incorporated memory devicesHEWLETT PACKARD CO·Filed 1997·Granted Sep 22, 1998·351 cites·24 claims
- 0499US5278584AInk delivery system for an inkjet printheadHEWLETT PACKARD CO·Filed 1992·Granted Jan 11, 1994·381 cites·12 claims
- 0598US7126741B2Light modulator assemblyHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Oct 24, 2006·138 cites·49 claims
- 0698US6130695AInk delivery system adapterHEWLETT PACKARD CO·Filed 1998·Granted Oct 10, 2000·211 cites·8 claims
- 0798US6065824AMethod and apparatus for storing information on a replaceable ink containerHEWLETT PACKARD CO·Filed 1997·Granted May 23, 2000·222 cites·14 claims
- 0898US6019449AApparatus controlled by data from consumable parts with incorporated memory devicesHEWLETT PACKARD CO·Filed 1998·Granted Feb 1, 2000·229 cites·21 claims
- 0998US5860363AInk jet cartridge with separately replaceable ink reservoirHEWLETT PACKARD CO·Filed 1997·Granted Jan 19, 1999·209 cites·18 claims
- 1098US5835817AReplaceable part with integral memory for usage, calibration and other dataHEWLETT PACKARD CO·Filed 1997·Granted Nov 10, 1998·425 cites·26 claims
- 1197US5956057AInk container having electronic and mechanical features enabling plug compatibility between multiple supply sizesHEWLETT PACKARD CO·Filed 1997·Granted Sep 21, 1999·110 cites·29 claims
- 1297US5699091AReplaceable part with integral memory for usage, calibration and other dataHEWLETT PACKARD CO·Filed 1996·Granted Dec 16, 1997·433 cites·21 claims
- 1397US5673073ASyringe for filling print cartridge and establishing correct back pressureHEWLETT PACKARD CO·Filed 1996·Granted Sep 30, 1997·120 cites·18 claims
- 1496US7497334B2Sorting particlesHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Mar 3, 2009·31 cites·15 claims
- 1596US6956490B2Projector with consumable component having memory deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Oct 18, 2005·48 cites·44 claims
- 1696US6713201B2Systems including replaceable fuel cell apparatus and methods of using replaceable fuel cell apparatusHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Mar 30, 2004·82 cites·11 claims
- 1796US6113208AReplaceable cartridge for a printer including resident memory with stored message triggering dataHEWLETT PACKARD CO·Filed 1997·Granted Sep 5, 2000·178 cites·33 claims
- 1896US5946012AReliable high performance drop generator for an inkjet printheadHEWLETT PACKARD CO·Filed 1998·Granted Aug 31, 1999·131 cites·44 claims
- 1995US7607752B2Misfiring print nozzle compensationHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Oct 27, 2009·28 cites·20 claims
- 2095US7018046B2Display system with low and high resolution modulatorsHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Mar 28, 2006·70 cites·17 claims
- 2195US6850352B1Method and system for generating color using a low-resolution spatial color modulator and a high-resolution modulatorHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Feb 1, 2005·60 cites·22 claims
- 2295US6817717B2Display system with low and high resolution modulatorsHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 16, 2004·82 cites·30 claims
- 2395US6422693B2Ink interconnect between print cartridge and carriageHEWLETT PACKARD CO·Filed 2001·Granted Jul 23, 2002·52 cites·16 claims
- 2495US6170937B1Ink container refurbishment methodHEWLETT PACKARD CO·Filed 1998·Granted Jan 9, 2001·139 cites·17 claims
- 2595US6126265AInk jet printer service station controlled by data from consumable parts with incorporated memory devicesHEWLETT PACKARD CO·Filed 1997·Granted Oct 3, 2000·173 cites·27 claims
- 2695US6086195AFilter for an inkjet printheadHEWLETT PACKARD CO·Filed 1998·Granted Jul 11, 2000·89 cites·15 claims
- 2794US7488096B2Integral reflector and heat sinkHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Feb 10, 2009·22 cites·6 claims
- 2894US6924054B2Fuel supply for a fuel cellHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 2, 2005·110 cites·49 claims
- 2994US6828049B2Replaceable fuel cell apparatus having information storage deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Dec 7, 2004·63 cites·46 claims
- 3094US6702894B2Fluid ejection cartridge and system for dispensing a bioactive substanceHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Mar 9, 2004·48 cites·52 claims
- 3194US6322205B1Ink delivery system adapterHEWLETT PACKARD CO·Filed 1998·Granted Nov 27, 2001·103 cites·32 claims
- 3294US6227638B1Electrical refurbishment for ink delivery systemHEWLETT PACKARD CO·Filed 1998·Granted May 8, 2001·95 cites·27 claims
- 3394US6116723ALow cost pressurizable ink containerHEWLETT PACKARD CO·Filed 1998·Granted Sep 12, 2000·92 cites·22 claims
- 3494US5880748AInk delivery system for an inkjet pen having an automatic pressure regulation systemHEWLETT PACKARD CO·Filed 1996·Granted Mar 9, 1999·99 cites·29 claims
- 3594US5442386AStructure and method for preventing ink shorting of conductors connected to printheadHEWLETT PACKARD CO·Filed 1993·Granted Aug 15, 1995·126 cites·10 claims
- 3693US9325060B2Methods and apparatus for conductive element deposition and formationPULSE FINLAND OY·Filed 2015·Granted Apr 26, 2016·18 cites·30 claims
- 3793US6733139B2Projector with narrow-spectrum light source to complement broad-spectrum light sourceHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted May 11, 2004·51 cites·17 claims
- 3893US6459860B1Replaceable printer component including memory device that defines printing capabilitiesHEWLETT PACKARD CO·Filed 2001·Granted Oct 1, 2002·49 cites·33 claims
- 3993US6375301B1Replaceable cartridge, kit and method for flushing ink from an inkjet printerHEWLETT PACKARD CO·Filed 1997·Granted Apr 23, 2002·89 cites·17 claims
- 4093US6332677B1Stable substrate structure for a wide swath nozzle array in a high resolution inkjet printerHEWLETT PACKARD CO·Filed 1999·Granted Dec 25, 2001·75 cites·17 claims
- 4193US5975677AMultiple cartridge printhead assembly for use in an inkjet printing systemHEWLETT PACKARD CO·Filed 1997·Granted Nov 2, 1999·99 cites·8 claims
- 4293US5874974AReliable high performance drop generator for an inkjet printheadHEWLETT PACKARD CO·Filed 1996·Granted Feb 23, 1999·91 cites·42 claims
- 4393US5594481AInk channel structure for inkjet printheadHEWLETT PACKARD CO·Filed 1994·Granted Jan 14, 1997·96 cites·19 claims
- 4493US5411343ARedundant make/break interconnect for a print headHEWLETT PACKARD CO·Filed 1993·Granted May 2, 1995·96 cites·20 claims
- 4592US9833802B2Methods and apparatus for conductive element deposition and formationPULSE FINLAND OY·Filed 2015·Granted Dec 5, 2017·17 cites·20 claims
- 4692US8615886B1Shaving system with energy imparting deviceCHILDERS WINTHROP D·Filed 2005·Granted Dec 31, 2013·33 cites·15 claims
- 4792US7154508B2Displaying least significant color image bit-planes in less than all image sub-frame locationsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Dec 26, 2006·14 cites·24 claims
- 4892US5992990AInk delivery system having an off-carriage pressure regulatorHEWLETT PACKARD CO·Filed 1996·Granted Nov 30, 1999·84 cites·16 claims
- 4991US7338637B2Microfluidic device with thin-film electronic devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Mar 4, 2008·105 cites·29 claims
- 5091US7267442B2Pixelated color wobulationHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Sep 11, 2007·22 cites·18 claims
Showing the top 50 of 229 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Winthrop D. Childers files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →