Inventor · disambiguated record
Clayton L. Holstun
Also filed as: HOLSTUN CLAYTON · HOLSTUN CLAYTON L · HOLSTUN CLAYTON LOUIS
40 granted patents·3 pending applications·1,370 citations·filing 1994–2018
98Inventor score
Files withHEWLETT PACKARD CO19HEWLETT PACKARD DEVELOPMENT CO19ARRAF ANNAN1HEWLETT PACKARD DEVELOPMENT CO LP1PELEG EYAL1
Top patents by PatentIndex Score
43 records- 0199US6543879B1Inkjet printhead assembly having very high nozzle packing densityHEWLETT PACKARD CO·Filed 2001·Granted Apr 8, 2003·414 cites·52 claims
- 0297US7467858B2Back pressure control in inkjet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Dec 23, 2008·31 cites·24 claims
- 0397US6367903B1Alignment of ink dots in an inkjet printerHEWLETT PACKARD CO·Filed 1998·Granted Apr 9, 2002·221 cites·4 claims
- 0497US6247787B1Print mode for improved leading and trailing edges and text print qualityHEWLETT PACKARD CO·Filed 2000·Granted Jun 19, 2001·88 cites·20 claims
- 0590US6386674B1Independent power supplies for color inkjet printersHEWLETT PACKARD CO·Filed 1999·Granted May 14, 2002·77 cites·36 claims
- 0688US6302507B1Method for controlling the over-energy applied to an inkjet print cartridge using dynamic pulse width adjustment based on printhead temperatureHEWLETT PACKARD CO·Filed 1999·Granted Oct 16, 2001·61 cites·22 claims
- 0787US7796145B2Hybrid electro-photographic/ink-jet press print systems and primersHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Sep 14, 2010·9 cites·79 claims
- 0887US5600351AInkjet printer with increased print resolution in the carriage scan axisHEWLETT PACKARD CO·Filed 1994·Granted Feb 4, 1997·50 cites·20 claims
- 0984US5541625AMethod for increased print resolution in the carriage scan axis of an inkjet printerHEWLETT PACKARD CO·Filed 1994·Granted Jul 30, 1996·43 cites·17 claims
- 1079US5726690AControl of ink drop volume in thermal inkjet printheads by varying the pulse width of the firing pulsesHEWLETT PACKARD CO·Filed 1994·Granted Mar 10, 1998·42 cites·3 claims
- 1178US8939542B2Detecting defective nozzlesHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Jan 27, 2015·2 cites·18 claims
- 1277US6604812B2Print direction dependent firing frequency for improved edge qualityHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 12, 2003·17 cites·20 claims
- 1377US6334660B1Varying the operating energy applied to an inkjet print cartridge based upon the operating conditionsHEWLETT PACKARD CO·Filed 1998·Granted Jan 1, 2002·45 cites·25 claims
- 1477US5923344AFractional dot column correction for scan axis alignment during printingHEWLETT PACKARD CO·Filed 1997·Granted Jul 13, 1999·38 cites·24 claims
- 1576US6464316B1Bi-directional printmode for improved edge qualityHEWLETT PACKARD CO·Filed 2001·Granted Oct 15, 2002·14 cites·20 claims
- 1674US8150286B2Apparatus and methods for image and print blanket life enhancementYACOUB NASEEM·Filed 2011·Granted Apr 3, 2012·3 cites·9 claims
- 1774US7937010B2Apparatus and method for image and print blanket enhancementHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted May 3, 2011·5 cites·18 claims
- 1873US5745140AColor ink-jet printer with pigment black and dye-based color inksHEWLETT PACKARD CO·Filed 1996·Granted Apr 28, 1998·32 cites·15 claims
- 1972US7274902B2Printer transfer memberHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Sep 25, 2007·5 cites·47 claims
- 2072US6257690B1Ink ejection element firing order to minimize horizontal banding and the jaggedness of vertical linesHEWLETT PACKARD CO·Filed 1999·Granted Jul 10, 2001·28 cites·20 claims
- 2171US6154230AFractional dot column correction for better pen-to-pen alignment during printingHEWLETT PACKARD CO·Filed 1998·Granted Nov 28, 2000·31 cites·18 claims
- 2271US5673069AMethod and apparatus for reducing the size of drops ejected from a thermal ink jet printheadHEWLETT PACKARD CO·Filed 1994·Granted Sep 30, 1997·27 cites·14 claims
- 2370US6860588B1Inkjet nozzle structure to reduce drop placement errorHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Mar 1, 2005·13 cites·24 claims
- 2467US6922203B2Barrier/orifice design for improved printhead performanceHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jul 26, 2005·11 cites·39 claims
- 2565US6217147B1Printer having media advance coordinated with primitive sizeHEWLETT PACKARD CO·Filed 1999·Granted Apr 17, 2001·22 cites·23 claims
- 2663US10112384B2Enhancing temperature distribution uniformity across a printer dieHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Oct 30, 2018·0 cites·20 claims
- 2761US6814852B2Generation of gas in a lab-on-a-chip environmentHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 9, 2004·4 cites·48 claims
- 2859US9908326B2Enhancing temperature distribution uniformity across a printer dieHEWLETT PACKARD DEVELOPMENT CO·Filed 2014·Granted Mar 6, 2018·0 cites·20 claims
- 2957US7101010B2Printhead swath temperature controlHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Sep 5, 2006·6 cites·21 claims
- 3057US6820963B2Fluid ejection headHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 23, 2004·9 cites·41 claims
- 3149US10424039B2Digital watermarksHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Sep 24, 2019·0 cites·17 claims
- 3249US5880758APrinter with pen containing a low dot spread black ink and a high dot spread color inkHEWLETT PACKARD CO·Filed 1997·Granted Mar 9, 1999·11 cites·33 claims
- 3348US10377130B2Mitigating damage to drop generators in a printing systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2014·Granted Aug 13, 2019·0 cites·15 claims
- 3445US9774878B2Encoding information in a graphical element of an imageHEWLETT PACKARD DEVELOPMENT CO LP·Filed 2013·Granted Sep 26, 2017·0 cites·13 claims
- 3544US7066564B2Selection of printing conditions to reduce ink aerosolHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 27, 2006·2 cites·30 claims
- 3643US10160210B2Selecting a nozzle column based on image contentHEWLETT PACKARD DEVELOPMENT CO·Filed 2014·Granted Dec 25, 2018·0 cites·14 claims
- 3743US8322824B2Method and apparatus for printing fluid on a substratePELEG EYAL·Filed 2007·Granted Dec 4, 2012·0 cites·9 claims
- 3842US6565190B1Inkjet printing with uniform wear of ink ejection elements and nozzlesHEWLETT PACKARD CO·Filed 1995·Granted May 20, 2003·8 cites·19 claims
- 3942US6386687B1Barrier adhesion by patterning goldHEWLETT PACKARD CO·Filed 2001·Granted May 14, 2002·1 cites·27 claims
- 4037US6561630B2Barrier adhesion by patterning goldHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted May 13, 2003·0 cites·20 claims
- 4137US2013044160A1Printer and printing with boundary layer disruptionRONK KELLY·Filed 2011·Application pending·0 cites
- 4236US2012132093A1Image transfer blanketARRAF ANNAN·Filed 2010·Application pending·0 cites
- 4333US2011052293A1Post image transfer finishing in liquid electro-photographic printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →