Inventor · disambiguated record
Robert A. Clark
Also filed as: CLARK JR ROBERT A · CLARK ROBERT · CLARK ROBERT A · CLARK ROBERT ALAN
59 granted patents·5 pending applications·802 citations·filing 1974–2024
98Inventor score
Top patents by PatentIndex Score
64 records- 0198US3995444AOrgan perfusion systemAMERICAN HOSPITAL SUPPLY CORP·Filed 1974·Granted Dec 7, 1976·206 cites·7 claims
- 0297US8757479B2Method and system for creating personalized packagingCLARK ROBERT ALAN·Filed 2012·Granted Jun 24, 2014·75 cites·20 claims
- 0397US7258340B2Sheet registration within a media inverterXEROX CORP·Filed 2005·Granted Aug 21, 2007·27 cites·23 claims
- 0495US10076869B2Electrostatic 3-D printer using leveling material and mechanical planerXEROX CORP·Filed 2016·Granted Sep 18, 2018·9 cites·17 claims
- 0593US7588245B2Friction retard sheet feederXEROX CORP·Filed 2005·Granted Sep 15, 2009·16 cites·6 claims
- 0693US6669187B1Rear jet air knifeXEROX CORP·Filed 2002·Granted Dec 30, 2003·40 cites·8 claims
- 0791US7559549B2Media feeder feed rateXEROX CORP·Filed 2006·Granted Jul 14, 2009·13 cites·22 claims
- 0890US10180649B2Systems and methods for implementing electrophotographic layered manufacturing of three dimensional (3D) objects, parts and components using tri-level electrophotographyXEROX CORP·Filed 2015·Granted Jan 15, 2019·7 cites·10 claims
- 0990US9321268B1System and method for imaging in an aqueous inkjet printerXEROX CORP·Filed 2014·Granted Apr 26, 2016·4 cites·7 claims
- 1087US7913995B2Method and apparatus for non-contact measurement of a media stack in an image production deviceXEROX CORP·Filed 2009·Granted Mar 29, 2011·10 cites·18 claims
- 1186US9610764B2System and method for imaging in an aqueous inkjet printerXEROX CORP·Filed 2016·Granted Apr 4, 2017·2 cites·20 claims
- 1285US10118337B2Electrostatic 3-D printer controlling layer topography using aerosol applicatorXEROX CORP·Filed 2016·Granted Nov 6, 2018·2 cites·13 claims
- 1385US10005230B2Electrostatic 3-D printer controlling layer thickness using feedback loop to transfer deviceXEROX CORP·Filed 2016·Granted Jun 26, 2018·2 cites·20 claims
- 1485US6581456B1Substrate bending stiffness measurement method and systemXEROX CORP·Filed 2002·Granted Jun 24, 2003·20 cites·20 claims
- 1584US10183443B2Electrostatic 3-D printer controlling layer thickness using feedback loop to development deviceXEROX CORP·Filed 2016·Granted Jan 22, 2019·2 cites·20 claims
- 1684US10005228B2Electrostatic 3-D printer controlling layer thickness using feedback loop to exposure deviceXEROX CORP·Filed 2016·Granted Jun 26, 2018·2 cites·20 claims
- 1783US10245803B2Apparatus, system and method for cutting and creasing mediaXEROX CORP·Filed 2013·Granted Apr 2, 2019·4 cites·16 claims
- 1882US10293547B2Electrostatic 3-D printer using layer and mechanical planerXEROX CORP·Filed 2016·Granted May 21, 2019·2 cites·20 claims
- 1982US8831503B2Creasing apparatus having rotating base with recessHOOVER LINN C·Filed 2012·Granted Sep 9, 2014·6 cites·20 claims
- 2080US10100530B1Method and apparatus for construction of exterior wall systemCLARK ROBERT A·Filed 2017·Granted Oct 16, 2018·8 cites·14 claims
- 2180US7540484B2System of opposing alternate higher speed sheet feeding from the same sheet stackXEROX CORP·Filed 2005·Granted Jun 2, 2009·6 cites·5 claims
- 2279US9846101B2System and method for dynamic balancing of a rotating bodyXEROX CORP·Filed 2015·Granted Dec 19, 2017·2 cites·9 claims
- 2379US8042799B2Vacuum level switch for a vacuum corrugated feederXEROX CORP·Filed 2009·Granted Oct 25, 2011·6 cites·13 claims
- 2478US8485517B2Method and apparatus for feeding sheets of media from a media stack in an image production deviceCLARK ROBERT ALAN·Filed 2010·Granted Jul 16, 2013·4 cites·21 claims
- 2578US7746524B2Bi-directional inverter printing apparatus and methodXEROX CORP·Filed 2005·Granted Jun 29, 2010·6 cites·8 claims
- 2677US4136262ATelephone paystationCOMMUNIC EQUIP & ENG CO·Filed 1977·Granted Jan 23, 1979·18 cites·11 claims
- 2776US8826787B2Cutting machine media feeder system with fixed in-feed and out-feed traysHOOVER LINN C·Filed 2012·Granted Sep 9, 2014·5 cites·24 claims
- 2874US6772628B2Substrate bending stiffness measurement method and systemXEROX CORP·Filed 2003·Granted Aug 10, 2004·8 cites·11 claims
- 2973US7770884B2Method and apparatus for fluff management in an image production deviceXEROX CORP·Filed 2008·Granted Aug 10, 2010·4 cites·18 claims
- 3073US7416185B2Inverter with return/bypass paper pathXEROX CORP·Filed 2005·Granted Aug 26, 2008·4 cites·26 claims
- 3173US6748801B2Substrate bending stiffness measurement method and systemXEROX CORP·Filed 2003·Granted Jun 15, 2004·7 cites·10 claims
- 3273US4672661ACredit card telephone stationCOMMUNICATIONS EQUIPMENT AND E·Filed 1985·Granted Jun 9, 1987·47 cites·4 claims
- 3371US8857301B2Blade clearance groove for cutting plotterCLARK ROBERT A·Filed 2012·Granted Oct 14, 2014·3 cites·11 claims
- 3470US10906224B2Method for operating a constant pressure filament driver to an extruder head in a three-dimensional object printerXEROX CORP·Filed 2020·Granted Feb 2, 2021·0 cites·12 claims
- 3570US9221226B2Personalized packaging production systemHOOVER LINN C·Filed 2012·Granted Dec 29, 2015·1 cites·6 claims
- 3670US7753367B2System of opposing alternate higher speed sheet feeding from the same sheet stackXEROX CORP·Filed 2009·Granted Jul 13, 2010·3 cites·15 claims
- 3768US10875241B2Electrostatic 3-D printer using layer and mechanical planerXEROX CORP·Filed 2019·Granted Dec 29, 2020·0 cites·20 claims
- 3868US10688717B2Electrostatic 3-D printer controlling layer topography using aerosol applicatorXEROX CORP·Filed 2018·Granted Jun 23, 2020·0 cites·20 claims
- 3968US8022893B2Aspect-ratio independent, multimedia capture and presentation systems and methods thereofROCHESTER INST TECH·Filed 2007·Granted Sep 20, 2011·4 cites·24 claims
- 4068US2019217535A1Multisize printing material for electrophotographic additive manufacturingXEROX CORP·Filed 2019·Application pending·0 cites
- 4167US6131757ACollapsible boxFiled 1994·Granted Oct 17, 2000·41 cites·11 claims
- 4267US4731818ASelf-computing credit card telephone paystation method and systemCOMMUNICATION EQUIPMENT & ENGI·Filed 1985·Granted Mar 15, 1988·60 cites·3 claims
- 4366US7934718B2Sheet feeding of faster rate printing systems with plural slower rate sheet feedersXEROX CORP·Filed 2005·Granted May 3, 2011·3 cites·1 claims
- 4463US6994340B2Sheet feeding apparatus having an air flufferXEROX CORP·Filed 2002·Granted Feb 7, 2006·7 cites·8 claims
- 4563US2025313025A1Cooling device including heat pipes for improved heat removal efficiency in a printing systemXEROX CORP·Filed 2024·Application pending·0 cites
- 4662US11097912B2Tethered trailing edge media guideXEROX CORP·Filed 2019·Granted Aug 24, 2021·0 cites·20 claims
- 4762US10682796B2Constant pressure filament driver for extruder heads in three-dimensional object printersXEROX CORP·Filed 2016·Granted Jun 16, 2020·0 cites·10 claims
- 4861US5363747AProcessing vessel having discharge metering/mixing augerCAPITAL FORMATION INC·Filed 1993·Granted Nov 15, 1994·33 cites·29 claims
- 4960US2017368744A1Multisize printing material for electrophotographic additive manufacturingXEROX CORP·Filed 2016·Application pending·0 cites
- 5059US10894411B2Cap and application devices stabilizing ink in nozzles of inkjet printheadsXEROX CORP·Filed 2019·Granted Jan 19, 2021·0 cites·12 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →