Inventor · disambiguated record
Michael J. Barngrover
Also filed as: BARNGROVER MICHAEL · BARNGROVER MICHAEL J · BARNGROVER MICHAEL JOHN
16 granted patents·7 pending applications·83 citations·filing 2004–2024
91Inventor score
Top patents by PatentIndex Score
23 records- 0191US9002595B2Torque and speed control in a machine with continuously variable transmissionCATERPILLAR INC·Filed 2012·Granted Apr 7, 2015·17 cites·20 claims
- 0283US8074451B2Electric motor actuation of a hydrostatic pumpKURAS BRIAN D·Filed 2008·Granted Dec 13, 2011·11 cites·17 claims
- 0380US8326499B2Retarding control of a machine through power dissipation through power source and parasitic loadsSOPKO JR THOMAS M·Filed 2008·Granted Dec 4, 2012·16 cites·20 claims
- 0477US8772954B1Power balancing for a dual generator single DC link configuration for electric drive propulsion systemCATERPILLAR INC·Filed 2013·Granted Jul 8, 2014·7 cites·20 claims
- 0569US7854681B2System for controlling a machine with a continuously variable transmissionCATERPILLAR INC·Filed 2007·Granted Dec 21, 2010·7 cites·21 claims
- 0669US7552712B1Part-throttle performance optimizationCATERPILLAR INC·Filed 2007·Granted Jun 30, 2009·7 cites·20 claims
- 0766US12258729B2System and method for controlling a motor during clutch shifting in a multi-speed electric drivetrainCATERPILLAR INC·Filed 2022·Granted Mar 25, 2025·0 cites·20 claims
- 0862US8348804B2Hybrid engine system with transient load assistanceCATERPILLAR INC·Filed 2008·Granted Jan 8, 2013·5 cites·18 claims
- 0961US8897976B2System and method for machine load detectionLISTER BRIAN·Filed 2012·Granted Nov 25, 2014·3 cites·20 claims
- 1060US8918258B2System and method for avoiding engine underspeed and stallCATERPILLAR INC·Filed 2012·Granted Dec 23, 2014·2 cites·20 claims
- 1157US2025296475A1Voltage regulation of secondary power source for battery swap electric machinesCATERPILLAR INC·Filed 2024·Application pending·0 cites
- 1256US7822532B2Power-based underspeed controlCATERPILLAR INC·Filed 2008·Granted Oct 26, 2010·3 cites·20 claims
- 1355US12427871B2Systems and methods for operating a divided power distribution systemCATERPILLAR INC·Filed 2023·Granted Sep 30, 2025·0 cites·17 claims
- 1448US9216738B2Primary steering enabler during engine failureCATERPILLAR PAVING PROD·Filed 2014·Granted Dec 22, 2015·0 cites·20 claims
- 1547US2024336342A1Propulsion system having integrated electric motor and disconnect clutch and method of operating sameCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1646US9803749B2Hydraulically coupled multi-variator actuatorCATERPILLAR INC·Filed 2015·Granted Oct 31, 2017·0 cites·14 claims
- 1745US2024336343A1Propulsion system arrangement and method having fluid circuits for cooling and lubrication of motor and clutchCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1844US7493205B2Brake control system for an electric drive vehicleCATERPILLAR INC·Filed 2004·Granted Feb 17, 2009·5 cites·28 claims
- 1942US2010283262A1Energy Recovery And Cooling System For A Hybrid MachineCATERPILLAR INC·Filed 2009·Application pending·0 cites
- 2040US2015198241A1Spool ValveCATERPILLAR INC·Filed 2014·Application pending·0 cites
- 2137US2012158264A1Clutch calibration for continuously variable transmissionKURAS BRIAN D·Filed 2010·Application pending·0 cites
- 2237US2017037963A1Mechanically Coupled Multi-Variator ActuationCATERPILLAR INC·Filed 2015·Application pending·0 cites
- 2336US10404239B2Control system for controlling operation of a machine by imposing shaped hysterisisCATERPILLAR INC·Filed 2016·Granted Sep 3, 2019·0 cites·20 claims
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