Inventor · disambiguated record
Douglas K. Herrmann
Also filed as: HERRMANN DOUGLAS · HERRMANN DOUGLAS K
216 granted patents·40 pending applications·924 citations·filing 2002–2024
99Inventor score
Top patents by PatentIndex Score
256 records- 0199US9944094B1Vacuum media drum transport system with shutter for multiple media sizesXEROX CORP·Filed 2017·Granted Apr 17, 2018·25 cites·19 claims
- 0299US9815303B1Vacuum media transport system with shutter for multiple media sizesXEROX CORP·Filed 2016·Granted Nov 14, 2017·23 cites·14 claims
- 0399US9796546B1Vacuum belt system having internal rotary valveXEROX CORP·Filed 2016·Granted Oct 24, 2017·25 cites·20 claims
- 0499US8911199B2Cart with a support surface having a selectively adjustable contour and a printing system sheet stacker incorporating the cartXEROX CORP·Filed 2013·Granted Dec 16, 2014·43 cites·24 claims
- 0598US9592989B2High speed multi-bin card collation systemXEROX CORP·Filed 2015·Granted Mar 14, 2017·18 cites·14 claims
- 0697US11673393B1System 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
- 0796US10518537B1System and method for attenuating the drying of ink from a printheadXEROX CORP·Filed 2018·Granted Dec 31, 2019·7 cites·20 claims
- 0896US10358307B1Leading/trailing edge detection system having vacuum belt with perforationsXEROX CORP·Filed 2018·Granted Jul 23, 2019·10 cites·20 claims
- 0996US10350912B1Printer and dryer for drying images on coated substrates in aqueous ink printersXEROX CORP·Filed 2018·Granted Jul 16, 2019·7 cites·23 claims
- 1096US9604813B1Dual vacuum belt system with adjustable inter-copy gapXEROX CORP·Filed 2016·Granted Mar 28, 2017·9 cites·20 claims
- 1196US9463946B2Collation system with retracting guidesXEROX CORP·Filed 2015·Granted Oct 11, 2016·9 cites·22 claims
- 1296US6819906B1Printer output sets compiler to stacker systemXEROX CORP·Filed 2003·Granted Nov 16, 2004·367 cites·14 claims
- 1395US12116156B2Automated retail edge marker accumulation, collation and transfer systemXEROX CORP·Filed 2023·Granted Oct 15, 2024·2 cites·20 claims
- 1495US11358215B2Three-dimensional printing system and method of three-dimensional printingXEROX CORP·Filed 2020·Granted Jun 14, 2022·3 cites·20 claims
- 1595US10160237B2Cross roll registration system with controlled input positioningXEROX CORP·Filed 2016·Granted Dec 25, 2018·8 cites·18 claims
- 1695US9527693B2Multi-position collation system with retracting guidesXEROX CORP·Filed 2015·Granted Dec 27, 2016·8 cites·22 claims
- 1795US9193177B1System for reducing cockle in media printed by an inkjet printerXEROX CORP·Filed 2014·Granted Nov 24, 2015·10 cites·20 claims
- 1894US9624062B1Multi-position collation system with retracting guides including pre-compilerXEROX CORP·Filed 2015·Granted Apr 18, 2017·7 cites·22 claims
- 1994US7686299B2Registration carriage nip release with reduced reaction forcesXEROX CORP·Filed 2008·Granted Mar 30, 2010·17 cites·11 claims
- 2093US10696052B1Submersion cap devices stabilizing ink in nozzles of inkjet printheadsXEROX CORP·Filed 2019·Granted Jun 30, 2020·4 cites·20 claims
- 2193US10086626B1Registration system for a direct-to-object printerXEROX CORP·Filed 2017·Granted Oct 2, 2018·4 cites·33 claims
- 2293US9463945B2Multi-stage collation system and method for high speed compiling sequentially ordered signageXEROX CORP·Filed 2014·Granted Oct 11, 2016·10 cites·12 claims
- 2393US8413794B2Variable vacuum belt and plenum for improved media sheet acquisition and transportHERRMANN DOUGLAS K·Filed 2010·Granted Apr 9, 2013·11 cites·8 claims
- 2492US11931799B2Metal 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
- 2592US9821978B2Sheet stacking system for flimsy sheetsXEROX CORP·Filed 2016·Granted Nov 21, 2017·6 cites·4 claims
- 2692US9199466B1Ink jet print head protective guide systemXEROX CORP·Filed 2014·Granted Dec 1, 2015·5 cites·12 claims
- 2792US8387972B1Paper present sensing for a paper tray through media size sensing boardLEDGERWOOD ADAM D·Filed 2012·Granted Mar 5, 2013·10 cites·20 claims
- 2891US11260449B2Three-dimensional printing system and method of three-dimensional printingXEROX CORP·Filed 2020·Granted Mar 1, 2022·2 cites·19 claims
- 2991US8360415B1Automatic feed roll cleaning systemXEROX CORP·Filed 2012·Granted Jan 29, 2013·8 cites·17 claims
- 3090US11890673B2Dross extraction system and methods thereofADDITIVE TECH LLC·Filed 2021·Granted Feb 6, 2024·1 cites·13 claims
- 3190US11467785B1Adjusting printer maintenance operationsXEROX CORP·Filed 2021·Granted Oct 11, 2022·2 cites·17 claims
- 3289US10427421B1Printer and dryer for drying images on coated substrates in aqueous ink printersXEROX CORP·Filed 2018·Granted Oct 1, 2019·3 cites·16 claims
- 3389US10214026B1System 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
- 3489US10086625B1Integrated object packaging and holder for direct-to-object printerXEROX CORP·Filed 2017·Granted Oct 2, 2018·2 cites·12 claims
- 3589US6817609B2Printer sheet lateral registration system with automatic upstream nip disengagements for different sheet sizeXEROX CORP·Filed 2002·Granted Nov 16, 2004·33 cites·6 claims
- 3689US6736394B2Printer lateral and deskew sheet registration systemXEROX CORP·Filed 2002·Granted May 18, 2004·30 cites·15 claims
- 3788US12502707B2Method 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
- 3888US11547771B2Self-sanitizing touchscreen coverXEROX CORP·Filed 2021·Granted Jan 10, 2023·1 cites·20 claims
- 3988US11504766B2Micro-welding using a three-dimensional printerXEROX CORP·Filed 2020·Granted Nov 22, 2022·1 cites·20 claims
- 4088US10800174B2Evaporative ink-blocking film devices stabilizing ink in nozzles of inkjet printheadsXEROX CORP·Filed 2019·Granted Oct 13, 2020·2 cites·15 claims
- 4188US10071877B2Dynamic dual bin position collation systemXEROX CORP·Filed 2018·Granted Sep 11, 2018·4 cites·20 claims
- 4288US9334138B1High speed multi-bin card collation and buffering systemXEROX CORP·Filed 2015·Granted May 10, 2016·4 cites·16 claims
- 4387US11077679B2Active airflow control device for vacuum paper transportXEROX CORP·Filed 2019·Granted Aug 3, 2021·2 cites·20 claims
- 4487US11027562B2Positive pressure plenum system for transport belts in a printing deviceXEROX CORP·Filed 2019·Granted Jun 8, 2021·2 cites·12 claims
- 4587US10968068B1Retail edge marker accumulation and collation systemXEROX CORP·Filed 2019·Granted Apr 6, 2021·3 cites·21 claims
- 4687US10787002B1System and device for attenuating curl in substrates printed by inkjet printersXEROX CORP·Filed 2019·Granted Sep 29, 2020·2 cites·21 claims
- 4787US9278531B1Print head protection device for inkjet printersXEROX CORP·Filed 2014·Granted Mar 8, 2016·4 cites·20 claims
- 4886US11143597B2Water ingress indicator for electronic devicesXEROX CORP·Filed 2018·Granted Oct 12, 2021·2 cites·20 claims
- 4986US9981484B1System and method for flame treatment of print surfaces in inkjet printersXEROX CORP·Filed 2017·Granted May 29, 2018·2 cites·20 claims
- 5086US8944588B2Pneumatic sheet registration and clamping with vectored air flowXEROX CORP·Filed 2013·Granted Feb 3, 2015·4 cites·18 claims
Showing the top 50 of 256 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →