Inventor · disambiguated record
Chu-Heng Liu
Also filed as: LIU CHU-HENG
240 granted patents·34 pending applications·1,271 citations·filing 1997–2024
99Inventor score
Files withXEROX CORP230ADDITIVE TECH LLC13LIU CHU-HENG13VERES JANOS4ADDITIVE TECH LLC D/B/A ADDITEC3
Top patents by PatentIndex Score
274 records- 0199US9458341B2Sacrificial coating compositions comprising polyvinyl alcohol and waxy starchXEROX CORP·Filed 2015·Granted Oct 4, 2016·10 cites·23 claims
- 0299US9284469B2Film-forming hydrophilic polymers for transfix printing processXEROX CORP·Filed 2014·Granted Mar 15, 2016·52 cites·9 claims
- 0399US9126430B2System and method for image receiving surface treatment in an indirect inkjet printerXEROX CORP·Filed 2013·Granted Sep 8, 2015·25 cites·25 claims
- 0498US10336060B2Coating for aqueous inkjet transferXEROX CORP·Filed 2016·Granted Jul 2, 2019·16 cites·10 claims
- 0598US9303185B2Indirect printing apparatus employing sacrificial coating on intermediate transfer memberXEROX CORP·Filed 2013·Granted Apr 5, 2016·42 cites·8 claims
- 0698US9273218B2Coating for aqueous inkjet transferXEROX CORP·Filed 2013·Granted Mar 1, 2016·21 cites·20 claims
- 0797US11673393B1System and method for preserving ink viscosity in inkjets in an inkjet printer during printingXEROX CORP·Filed 2021·Granted Jun 13, 2023·2 cites·18 claims
- 0897US10336057B2Variable data marking direct to print mediaXEROX CORP·Filed 2016·Granted Jul 2, 2019·18 cites·19 claims
- 0997US10155401B1Waterless UV inkjet transfer system and methodXEROX CORP·Filed 2017·Granted Dec 18, 2018·8 cites·20 claims
- 1097US9463649B1Ink and media treatment to affect ink spread on media in an inkjet printerXEROX CORP·Filed 2015·Granted Oct 11, 2016·12 cites·6 claims
- 1197US9174432B2Wetting enhancement coating on intermediate transfer member (ITM) for aqueous inkjet intermediate transfer architectureXEROX CORP·Filed 2012·Granted Nov 3, 2015·28 cites·20 claims
- 1296US10518537B1System and method for attenuating the drying of ink from a printheadXEROX CORP·Filed 2018·Granted Dec 31, 2019·7 cites·20 claims
- 1396US10358307B1Leading/trailing edge detection system having vacuum belt with perforationsXEROX CORP·Filed 2018·Granted Jul 23, 2019·10 cites·20 claims
- 1496US10350912B1Printer and dryer for drying images on coated substrates in aqueous ink printersXEROX CORP·Filed 2018·Granted Jul 16, 2019·7 cites·23 claims
- 1596US10137634B2Hybrid electrostatic 3-D printer using laser fusingXEROX CORP·Filed 2016·Granted Nov 27, 2018·10 cites·17 claims
- 1696US9403383B1Ink and media treatment to affect ink spread on media treated with primer in an inkjet printerXEROX CORP·Filed 2015·Granted Aug 2, 2016·23 cites·18 claims
- 1796US9353290B2Transfix surface member coatingXEROX CORP·Filed 2014·Granted May 31, 2016·18 cites·13 claims
- 1895US10076869B2Electrostatic 3-D printer using leveling material and mechanical planerXEROX CORP·Filed 2016·Granted Sep 18, 2018·9 cites·17 claims
- 1995US9592699B2Dampening fluid for digital lithographic printingSTOWE TIMOTHY D·Filed 2011·Granted Mar 14, 2017·19 cites·1 claims
- 2094US10369744B2Electrostatic 3-D development apparatus using cold fusingXEROX CORP·Filed 2016·Granted Aug 6, 2019·7 cites·20 claims
- 2194US8958723B2Systems and methods for ink-based digital printing using liquid immersion developmentXEROX CORP·Filed 2012·Granted Feb 17, 2015·8 cites·16 claims
- 2294US8416499B2Printed lenticules for lenticular printingLIU CHU-HENG·Filed 2010·Granted Apr 9, 2013·12 cites·20 claims
- 2394US7148999B2Variable glossmarkXEROX CORP·Filed 2002·Granted Dec 12, 2006·63 cites·36 claims
- 2494US7092128B2Application of glossmarks for graphics enhancementXEROX CORP·Filed 2002·Granted Aug 15, 2006·66 cites·25 claims
- 2593US10696052B1Submersion cap devices stabilizing ink in nozzles of inkjet printheadsXEROX CORP·Filed 2019·Granted Jun 30, 2020·4 cites·20 claims
- 2693US10086626B1Registration system for a direct-to-object printerXEROX CORP·Filed 2017·Granted Oct 2, 2018·4 cites·33 claims
- 2793US9796171B2Systems and methods for ink-based digital printing using dampening fluid imaging member and image transfer memberXEROX CORP·Filed 2017·Granted Oct 24, 2017·7 cites·20 claims
- 2893US9447504B1Method of etching using inkjet printingXEROX CORP·Filed 2015·Granted Sep 20, 2016·3 cites·20 claims
- 2993US9032874B2Dampening fluid deposition by condensation in a digital lithographic systemLIU CHU-HENG·Filed 2012·Granted May 19, 2015·6 cites·17 claims
- 3093US7126721B2Protecting printed items intended for public exchange with glossmarksXEROX CORP·Filed 2002·Granted Oct 24, 2006·62 cites·68 claims
- 3193US5826147AElectrostatic latent image developmentXEROX CORP·Filed 1997·Granted Oct 20, 1998·64 cites·94 claims
- 3292US11931799B2Metal drop ejecting three-dimensional (3D) object printer and method of operation for forming metal support structuresADDITIVE TECH LLC·Filed 2021·Granted Mar 19, 2024·1 cites·9 claims
- 3391US9616653B2Systems and methods for ink-based digital printing using dampening fluid imaging member and image transfer memberLIU CHU-HENG·Filed 2012·Granted Apr 11, 2017·10 cites·13 claims
- 3491US9073357B1Indirect inkjet printer and blower for treatment of a hydrophilic layer on an image receiving surface in the indirect inkjet printerXEROX CORP·Filed 2014·Granted Jul 7, 2015·6 cites·19 claims
- 3591US8368964B2Method for estimation of image defocus and defocus restorationXEROX CORP·Filed 2009·Granted Feb 5, 2013·22 cites·13 claims
- 3691US7180635B2Halftone image gloss control for glossmarksXEROX CORP·Filed 2002·Granted Feb 20, 2007·44 cites·34 claims
- 3790US11890673B2Dross extraction system and methods thereofADDITIVE TECH LLC·Filed 2021·Granted Feb 6, 2024·1 cites·13 claims
- 3890US11467785B1Adjusting printer maintenance operationsXEROX CORP·Filed 2021·Granted Oct 11, 2022·2 cites·17 claims
- 3990US10022951B2Systems and methods for implementing a vapor condensation technique for delivering a uniform layer of dampening solution in an image forming device using a variable data digital lithographic printing processXEROX CORP·Filed 2014·Granted Jul 17, 2018·6 cites·8 claims
- 4090US9316993B2Electrophotographic patterning of an image definition materialVERES JANOS·Filed 2012·Granted Apr 19, 2016·12 cites·13 claims
- 4189US10427421B1Printer and dryer for drying images on coated substrates in aqueous ink printersXEROX CORP·Filed 2018·Granted Oct 1, 2019·3 cites·16 claims
- 4289US10214026B1System and method for rotating a three-dimensional (3D) object during printing of the objectXEROX CORP·Filed 2017·Granted Feb 26, 2019·3 cites·20 claims
- 4389US10086625B1Integrated object packaging and holder for direct-to-object printerXEROX CORP·Filed 2017·Granted Oct 2, 2018·2 cites·12 claims
- 4489US9927626B2System and method for lenticular image printing and print mediaXEROX CORP·Filed 2015·Granted Mar 27, 2018·3 cites·8 claims
- 4589US7813006B2Enhancement of glossmark images at low and high densities with selective application of clear tonerXEROX CORP·Filed 2007·Granted Oct 12, 2010·8 cites·14 claims
- 4688US12502707B2Method of operating a metal drop ejecting three-dimensional (3D) object printer to form metal support structuresADDITIVE TECH LLC·Filed 2024·Granted Dec 23, 2025·0 cites·20 claims
- 4788US11547771B2Self-sanitizing touchscreen coverXEROX CORP·Filed 2021·Granted Jan 10, 2023·1 cites·20 claims
- 4888US11504766B2Micro-welding using a three-dimensional printerXEROX CORP·Filed 2020·Granted Nov 22, 2022·1 cites·20 claims
- 4988US10800174B2Evaporative ink-blocking film devices stabilizing ink in nozzles of inkjet printheadsXEROX CORP·Filed 2019·Granted Oct 13, 2020·2 cites·15 claims
- 5088US8893616B2Ghost-free inking methods, apparatus, and systems with reduced fountain solution contaminationLIU CHU-HENG·Filed 2011·Granted Nov 25, 2014·3 cites·15 claims
Showing the top 50 of 274 patent records by PatentIndex Score.
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