Inventor · disambiguated record
Robert Roy Jentz
Also filed as: JENTZ ROBERT · JENTZ ROBERT R · JENTZ ROBERT ROY
142 granted patents·5 pending applications·1,035 citations·filing 1999–2021
99Inventor score
Top patents by PatentIndex Score
147 records- 0199US8073613B2Method and system for pre-ignition controlROLLINGER JOHN ERIC·Filed 2010·Granted Dec 6, 2011·42 cites·20 claims
- 0298US9664079B2Crankcase integrity breach detectionFORD GLOBAL TECH LLC·Filed 2015·Granted May 30, 2017·13 cites·20 claims
- 0398US8260530B2Method and system for pre-ignition controlROLLINGER JOHN ERIC·Filed 2010·Granted Sep 4, 2012·30 cites·19 claims
- 0497US9732690B2Method for estimating charge air cooler condensation storage and/or release with two intake oxygen sensorsFORD GLOBAL TECH LLC·Filed 2017·Granted Aug 15, 2017·14 cites·11 claims
- 0597US9316131B2Crankcase integrity breach detectionROLLINGER JOHN ERIC·Filed 2012·Granted Apr 19, 2016·10 cites·20 claims
- 0697US8560167B2System and method for performing evaporative leak diagnostics in a vehicleJENTZ ROBERT ROY·Filed 2012·Granted Oct 15, 2013·31 cites·15 claims
- 0797US8447502B2Method and system for pre-ignition controlROLLINGER JOHN ERIC·Filed 2012·Granted May 21, 2013·25 cites·19 claims
- 0897US8056540B2Method and system for fuel vapor controlDEBASTOS TIMOTHY·Filed 2010·Granted Nov 15, 2011·48 cites·16 claims
- 0996US9133796B2Multi-path purge ejector systemFORD GLOBAL TECH LLC·Filed 2013·Granted Sep 15, 2015·16 cites·18 claims
- 1096US8551214B2Fuel system diagnosticsDUDAR AED MOHAMMAD·Filed 2011·Granted Oct 8, 2013·23 cites·16 claims
- 1196US8215291B2Method and system for fuel vapor controlDEBASTOS TIMOTHY·Filed 2011·Granted Jul 10, 2012·21 cites·14 claims
- 1296US7900608B2Fuel vapor purging diagnosticsFORD GLOBAL TECH LLC·Filed 2010·Granted Mar 8, 2011·15 cites·31 claims
- 1395US11551489B1Methods and systems for coolant system diagnosticsFORD GLOBAL TECH LLC·Filed 2021·Granted Jan 10, 2023·4 cites·20 claims
- 1495US10767590B1Crankcase ventilation system and diagnostic methodFORD GLOBAL TECH LLC·Filed 2019·Granted Sep 8, 2020·17 cites·20 claims
- 1595US9976521B1Method and system for exhaust gas recirculation system diagnosticsFORD GLOBAL TECH LLC·Filed 2017·Granted May 22, 2018·25 cites·20 claims
- 1695US9840985B2Fuel vapor line diagnosticsFORD GLOBAL TECH LLC·Filed 2015·Granted Dec 12, 2017·9 cites·19 claims
- 1795US9790885B2Crankcase integrity breach detectionFORD GLOBAL TECH LLC·Filed 2016·Granted Oct 17, 2017·6 cites·20 claims
- 1895US9217397B2Fuel tank pressure sensor rationality test for a PHEVFORD GLOBAL TECH LLC·Filed 2013·Granted Dec 22, 2015·17 cites·7 claims
- 1995US8739766B2Method and system for fuel vapor controlJENTZ ROBERT ROY·Filed 2011·Granted Jun 3, 2014·63 cites·20 claims
- 2095US8265859B2Method and system for pre-ignition controlROLLINGER JOHN ERIC·Filed 2011·Granted Sep 11, 2012·10 cites·16 claims
- 2195US7810475B2Fuel vapor purging diagnosticsFORD GLOBAL TECH LLC·Filed 2009·Granted Oct 12, 2010·28 cites·27 claims
- 2294US11274637B1Methods and systems for EGR systemFORD GLOBAL TECH LLC·Filed 2021·Granted Mar 15, 2022·4 cites·20 claims
- 2394US10928275B1Systems and methods for coordinating engine-off vehicle diagnostic monitorsFORD GLOBAL TECH LLC·Filed 2019·Granted Feb 23, 2021·6 cites·20 claims
- 2494US10330051B2Systems and methods for intelligent vehicle evaporative emissions diagnosticsFORD GLOBAL TECH LLC·Filed 2016·Granted Jun 25, 2019·13 cites·20 claims
- 2594US9759148B2Method and system for determining air-fuel ratio imbalance via engine torqueFORD GLOBAL TECH LLC·Filed 2015·Granted Sep 12, 2017·7 cites·17 claims
- 2694US9739248B2Fuel system leak detection using passive valvesFORD GLOBAL TECH LLC·Filed 2013·Granted Aug 22, 2017·11 cites·17 claims
- 2794US9657674B2Method and system for determining air-fuel ratio imbalanceFORD GLOBAL TECH LLC·Filed 2015·Granted May 23, 2017·7 cites·20 claims
- 2894US9382823B2Crankcase integrity breach detectionFORD GLOBAL TECH LLC·Filed 2015·Granted Jul 5, 2016·8 cites·20 claims
- 2994US9376991B2Passive venturi pump for leak diagnostics and refuelingDUDAR AED M·Filed 2012·Granted Jun 28, 2016·14 cites·18 claims
- 3094US8881713B2Method and system for humidity sensor diagnosticsSURNILLA GOPICHANDRA·Filed 2011·Granted Nov 11, 2014·11 cites·18 claims
- 3194US8336526B1Vapor purge system integrity diagnosis for a hybrid vehicleMARTIN DOUGLAS RAYMOND·Filed 2012·Granted Dec 25, 2012·15 cites·20 claims
- 3293US10330035B2Method and system for determining air-fuel imbalanceFORD GLOBAL TECH LLC·Filed 2016·Granted Jun 25, 2019·5 cites·19 claims
- 3393US9850853B2Estimating vehicle fuel Reid vapor pressureFORD GLOBAL TECH LLC·Filed 2013·Granted Dec 26, 2017·17 cites·13 claims
- 3493US9714590B2Crankcase integrity breach detectionFORD GLOBAL TECH LLC·Filed 2016·Granted Jul 25, 2017·4 cites·20 claims
- 3593US9217689B2Engine cooling system controlFORD GLOBAL TECH LLC·Filed 2014·Granted Dec 22, 2015·10 cites·20 claims
- 3693US9068486B2Crankcase integrity breach detectionROLLINGER JOHN ERIC·Filed 2012·Granted Jun 30, 2015·13 cites·20 claims
- 3793US9026345B2Method and system for fuel vapor controlDUDAR AED M·Filed 2012·Granted May 5, 2015·12 cites·20 claims
- 3893US8725347B2System and method for performing evaporative leak diagnostics in a vehicleFORD GLOBAL TECH LLC·Filed 2013·Granted May 13, 2014·13 cites·13 claims
- 3992US10871129B1Crankcase ventilation system and diagnostic methodFORD GLOBAL TECH LLC·Filed 2019·Granted Dec 22, 2020·8 cites·20 claims
- 4092US9683506B2Method and system for determining air-fuel ratio imbalanceFORD GLOBAL TECH LLC·Filed 2015·Granted Jun 20, 2017·6 cites·19 claims
- 4192US9140627B2Cooling fan assisted engine-off natural vacuum testFORD GLOBAL TECH LLC·Filed 2013·Granted Sep 22, 2015·10 cites·17 claims
- 4292US9086040B2Fuel system degradation test using two fuel tanksFORD GLOBAL TECH LLC·Filed 2012·Granted Jul 21, 2015·8 cites·19 claims
- 4392US9022647B2Engine cooling system controlJENTZ ROBERT ROY·Filed 2012·Granted May 5, 2015·12 cites·20 claims
- 4492US8689617B2Engine cooling system controlROLLINGER JOHN ERIC·Filed 2012·Granted Apr 8, 2014·9 cites·20 claims
- 4591US10337430B2Method and system for determining air-fuel ratio imbalanceFORD GLOBAL TECH LLC·Filed 2016·Granted Jul 2, 2019·5 cites·9 claims
- 4691US9416694B2Crankcase integrity breach detectionJENTZ ROBERT ROY·Filed 2012·Granted Aug 16, 2016·9 cites·20 claims
- 4791US9260990B2Crankcase integrity breach detectionROLLINGER JOHN ERIC·Filed 2012·Granted Feb 16, 2016·8 cites·19 claims
- 4891US8775011B2Distinguishing between EGR valve and oxygen sensor degradationMAKKI IMAD HASSAN·Filed 2011·Granted Jul 8, 2014·9 cites·8 claims
- 4990US10961884B1Exhaust gas heat recovery device system and methodFORD GLOBAL TECH LLC·Filed 2020·Granted Mar 30, 2021·3 cites·20 claims
- 5090US9724736B2Capless refueling system cleaning using engine vacuumFORD GLOBAL TECH LLC·Filed 2015·Granted Aug 8, 2017·5 cites·16 claims
Showing the top 50 of 147 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →