Inventor · disambiguated record

Lei Hao

Also filed as: HAO LEI

137 granted patents·43 pending applications·579 citations·filing 2007–2024

99Inventor score

Technology areasH02J H02K B60L H02P F02N

Files withGM GLOBAL TECH OPERATIONS LLC144 GM GLOBAL TECH OPERATIONS INC10 HAO LEI8 GAO XIUJIE6 HUAWEI TECH CO LTD2

Top patents by PatentIndex Score

180 records

0199US11336101B2Adaptive fast-charging of multi-pack battery system in a mobile platform having dual charge portsGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted May 17, 2022·20 cites·20 claims
0298US9621099B1Method for switching between a full winding mode and a half winding mode in a three-phase machineGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Apr 11, 2017·21 cites·17 claims
0398US9018881B2Stator winding diagnostic systems and methodsGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Apr 28, 2015·90 cites·16 claims
0497US11603925B1Hydraulically actuated clutch system and control logic for torque converter assembliesGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Mar 14, 2023·5 cites·22 claims
0597US10917030B1Electric drive system with reconfigurable machine windingsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Feb 9, 2021·10 cites·18 claims
0697US10854933B2Battery pack voltage-switching systems and control logic for multi-pack electric-drive motor vehiclesGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Dec 1, 2020·10 cites·20 claims
0797US10436167B1Starter system and method of controlGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Oct 8, 2019·15 cites·19 claims
0897US10190561B1System and method for rapid engine startGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jan 29, 2019·14 cites·20 claims
0997US10110103B1Electric drive system enhancement using a DC-DC converterGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Oct 23, 2018·11 cites·20 claims
1097US9882521B2Apparatus and methods of controlling electric drive with reconfigurable windingGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jan 30, 2018·11 cites·13 claims
1196US11167643B2Electric-drive vehicles, powertrains, and logic for comprehensive vehicle control during towingGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Nov 9, 2021·12 cites·20 claims
1296US10369896B2Apparatus and method for flexible DC fast charging of an electrified vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Aug 6, 2019·19 cites·20 claims
1396US7791245B1Optimized electric machine for smart actuatorsGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Sep 7, 2010·40 cites·17 claims
1495US12009715B2Electronic gear changing multifunction inverterGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Jun 11, 2024·2 cites·20 claims
1595US10259448B2Hybrid vehicle propulsion systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Apr 16, 2019·20 cites·19 claims
1694US11757391B1Impedance estimation of power sources via motor inverter circuitsGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Sep 12, 2023·2 cites·20 claims
1794US11236718B1Control of pre-engaged pinion starterGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Feb 1, 2022·3 cites·17 claims
1894US10940771B1Optimized operation of electric propulsion system having reconfigurable series/parallel voltage sourceGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Mar 9, 2021·10 cites·20 claims
1993US11133680B2Balancing system for rechargeable energy storage assembly with multiple parallel unitsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Sep 28, 2021·11 cites·18 claims
2093US10605217B2Vehicle engine starter control systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Mar 31, 2020·6 cites·14 claims
2193US10432130B2Electric powertrain and a method of operating the sameGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Oct 1, 2019·11 cites·20 claims
2293US9597979B1Method of controlling regeneration and boost functions of a hybrid powertrainGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Mar 21, 2017·13 cites·20 claims
2392US12240345B1Fast charging capable mixed chemistry battery systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Mar 4, 2025·1 cites·20 claims
2492US11890958B2Multifunctional charging topology for electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Feb 6, 2024·2 cites·20 claims
2592US11235678B1Electric vehicle charging using downsized buck boost converterGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Feb 1, 2022·3 cites·20 claims
2692US10284036B2Electric machine for hybrid powertrain with engine belt driveGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted May 7, 2019·5 cites·20 claims
2791US10675991B2Methods for reconfigurable battery charger controlGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Jun 9, 2020·9 cites·10 claims
2890US11025116B2Centrifugal fluid-cooled axial flux motorGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jun 1, 2021·4 cites·15 claims
2990US10036359B2Hybrid vehicle engine starter control systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jul 31, 2018·4 cites·6 claims
3089US11848629B1Method and apparatus for electric motor controlGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Dec 19, 2023·1 cites·20 claims
3189US9925889B2Electric machine for hybrid powertrain with dual voltage power systemGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Mar 27, 2018·6 cites·20 claims
3289US8436571B2Actuator system including an active materialHAO LEI·Filed 2010·Granted May 7, 2013·9 cites·17 claims
3388US12036886B2Controlling a DC-DC converter for DC chargingGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Jul 16, 2024·2 cites·20 claims
3488US10184442B2Permanent magnet electric machineGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jan 22, 2019·8 cites·8 claims
3587US11962173B2Adaptive fast-charging of multi-pack battery system in a mobile platform having dual charge portsGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Apr 16, 2024·1 cites·20 claims
3687US10476348B2Electric motor having asymmetric configuration for generating unbalanced forceGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Nov 12, 2019·3 cites·20 claims
3787US9479017B2Deep V-magnet cavity structure rotorGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Oct 25, 2016·7 cites·16 claims
3887US8821224B2Shape memory alloy active hatch ventALEXANDER PAUL W·Filed 2009·Granted Sep 2, 2014·10 cites·8 claims
3986US10622875B2Interior permanent magnet electric machineGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Apr 14, 2020·3 cites·17 claims
4086US9866157B2Method and apparatus for a position sensor for a transmission integrated synchronous motorGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jan 9, 2018·3 cites·8 claims
4186US9387766B2Vehicle with selectively enabled boost converterGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Jul 12, 2016·11 cites·15 claims
4286US9346345B2Shape memory alloy active hatch ventGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted May 24, 2016·5 cites·15 claims
4386US8866428B2Method and apparatus for thermally monitoring a permanent magnet electric motorHAO LEI·Filed 2011·Granted Oct 21, 2014·7 cites·14 claims
4485US12438203B2Distributed battery management for a vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Oct 7, 2025·2 cites·20 claims
4585US11984834B2Power control system for switching battery configuration during drivingGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted May 14, 2024·1 cites·20 claims
4685US11394330B2Torque and current control methods for switching variable electric drive vehiclesGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jul 19, 2022·4 cites·21 claims
4785US10544772B2Bus voltage stabilization in powertrain having electric starter system with polyphase brushless starter motorGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Jan 28, 2020·3 cites·18 claims
4885US10408184B1Brushless electric starter system with closed-loop speed synchronization control methodologyGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Sep 10, 2019·3 cites·20 claims
4983US10576837B2Electrical drive unitGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Mar 3, 2020·3 cites·20 claims
5083US10330070B2Method and apparatus for operating a starter for an internal combustion engineGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jun 25, 2019·2 cites·16 claims

Showing the top 50 of 180 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →