Inventor · disambiguated record
Zeying Ma
Also filed as: MA ZEYING
38 granted patents·5 pending applications·646 citations·filing 1996–2019
98Inventor score
Top patents by PatentIndex Score
43 records- 0197US6997979B2Pigment-based inks for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Feb 14, 2006·64 cites·59 claims
- 0296US7217315B2Pigment-based inks for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted May 15, 2007·19 cites·3 claims
- 0396US6779884B1Ink-jet printing methods and systems providing dry rub resistanceHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Aug 24, 2004·50 cites·42 claims
- 0495US7655707B2Pigmented ink-jet inks with improved image quality on glossy mediaHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Feb 2, 2010·46 cites·36 claims
- 0594US5713993APigmented ink set and process for alleviating bleed in printed elements using carboxylic acid additivesDU PONT·Filed 1996·Granted Feb 3, 1998·95 cites·29 claims
- 0692US6022908APrinting liquids for improved print qualityHEWLETT PACKARD CO·Filed 1998·Granted Feb 8, 2000·71 cites·14 claims
- 0790US7563842B2Ink formulations, modified pigment-based ink formulations and methods of makingHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jul 21, 2009·8 cites·6 claims
- 0890US7129284B2Fluorosurfactant packages for use in inkjet printing and methods of controlling puddling in inkjet pensHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Oct 31, 2006·28 cites·26 claims
- 0990US6436180B1Color ink composition for graphic art ink jet image printersHEWLETT PACKARD CO·Filed 2000·Granted Aug 20, 2002·49 cites·21 claims
- 1089US7294186B2Pigment-based inks for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Nov 13, 2007·7 cites·3 claims
- 1189US7157504B2Ink-jet printing methods and systems providing improved image durabilityHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 2, 2007·24 cites·56 claims
- 1287US6630017B2Inkset for graphic art ink jet image printersHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Oct 7, 2003·28 cites·22 claims
- 1386US7204873B2Pigment-based inks for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Apr 17, 2007·20 cites·49 claims
- 1486US6423375B1Light fastness of inkjet images by adding salts into inkjet mediaHEWLETT PACKARD CO·Filed 2000·Granted Jul 23, 2002·14 cites·21 claims
- 1585US8669536B2Methods and systems for identifying inkHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Mar 11, 2014·6 cites·5 claims
- 1685US8052268B2Ink set and method for making the sameHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Nov 8, 2011·6 cites·20 claims
- 1785US7922800B2Ink set, ink system and method for printing an imageHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Apr 12, 2011·6 cites·22 claims
- 1885US6247808B1Ink-jet printing system for improved print qualityHEWLETT PACKARD CO·Filed 1998·Granted Jun 19, 2001·49 cites·22 claims
- 1984US7478903B2Ink set for inkjet printing, inkjet printer including the ink set, and method of inkjet printing using the ink setHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jan 20, 2009·6 cites·32 claims
- 2083US8343268B2Inks with improved performanceHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jan 1, 2013·7 cites·31 claims
- 2180US8329814B2Ink formulations, modified pigment-based ink formulations and methods of makingMA ZEYING·Filed 2010·Granted Dec 11, 2012·2 cites·10 claims
- 2280US7838574B2Dispersed pigmentsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Nov 23, 2010·4 cites·18 claims
- 2378US7997714B2Matting liquid for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Aug 16, 2011·3 cites·14 claims
- 2478US7678186B2Pigment-based inks for ink-jet printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Mar 16, 2010·2 cites·6 claims
- 2577US7728062B2Ink formulations, modified pigment-based ink formulations and methods of makingHEWLETT PACKARD DEVELOPMENT CO·Filed 2009·Granted Jun 1, 2010·2 cites·9 claims
- 2676US7812067B2Binders for pigmented ink formulationsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Oct 12, 2010·6 cites·31 claims
- 2776US6432523B1Light fastness of inkjet images by adding salts into inkjet inks and print mediaHEWLETT PACKARD CO·Filed 2000·Granted Aug 13, 2002·14 cites·20 claims
- 2867US7741383B2Versatile pigmented ink-jet inks with improved image qualityHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jun 22, 2010·1 cites·35 claims
- 2966US7297454B2Colorless inkjet ink compositions for improved image qualityHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 20, 2007·7 cites·12 claims
- 3065US9573391B2Partial cure of UV inks during printingAPS ENG·Filed 2014·Granted Feb 21, 2017·1 cites·6 claims
- 3159US8334329B2Binders for pigmented ink formulationsDOUMAUX HOWARD A·Filed 2010·Granted Dec 18, 2012·1 cites·4 claims
- 3253US9422439B2Ink setMANN JOSHUA A·Filed 2012·Granted Aug 23, 2016·0 cites·20 claims
- 3353US8011775B2Ink set, ink system and method for printing an imageHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Sep 6, 2011·0 cites·10 claims
- 3451US8268909B2Dispersed pigmentsMA ZEYING·Filed 2010·Granted Sep 18, 2012·0 cites·7 claims
- 3547US10414939B2Optically clear fluid compositionIU KAI KONG·Filed 2012·Granted Sep 17, 2019·0 cites·20 claims
- 3647US8075122B2Inkjet ink setYUE SHUNQIONG·Filed 2006·Granted Dec 13, 2011·0 cites·20 claims
- 3747US2019232700A1Method and coating composition for print mediaMEMJET TECHNOLOGY LTD·Filed 2019·Application pending·0 cites
- 3846US8258205B2Binders for pigmented ink formulationsDOUMAUX HOWARD A·Filed 2010·Granted Sep 4, 2012·0 cites·2 claims
- 3945US2007102635A1Methods and systems for identifying inkMA ZEYING·Filed 2005·Application pending·0 cites
- 4044US2007129463A1Pigment-based ink formulations including dispersants and binders and methods of making sameMA ZEYING·Filed 2005·Application pending·0 cites
- 4144US2006264534A1Inkjet inks having reduced bronzingMA ZEYING·Filed 2005·Application pending·0 cites
- 4243US2005206705A1Ink-jet imaging on offset mediaMA ZEYING·Filed 2004·Application pending·0 cites
- 4340US9447293B2Blue ink for postage printingMA ZEYING·Filed 2010·Granted Sep 20, 2016·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →