Inventor · disambiguated record

Huaxin Li

Also filed as: LI HUAXIN

40 granted patents·27 pending applications·120 citations·filing 1999–2023

96Inventor score

Technology areasB23K H01M C22C C23C H02K

Files withGM GLOBAL TECH OPERATIONS LLC56 EVEREADY BATTERY INC4 GM GLOBAL TECH OPERATIONS INC3 ARVINMERITOR TECHNOLOGY LLC1 BOUFFARD RICHARD L1

Top patents by PatentIndex Score

67 records

0196US9528557B1Multi-grade aluminum laser welded clutch componentsGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Dec 27, 2016·9 cites·19 claims
0284US11517980B2Laser welding steel to ductile ironGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Dec 6, 2022·2 cites·16 claims
0384US10160060B2Crack and fracture resistant weld joint and welding processGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Dec 25, 2018·3 cites·9 claims
0484US6620543B2Electrochemical cell having can vent and cover terminalEVEREADY BATTERY INC·Filed 2001·Granted Sep 16, 2003·26 cites·23 claims
0582US11440134B2Method of joining dissimilar metals through friction stir welding and multi-metal componentGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Sep 13, 2022·1 cites·8 claims
0680US11173568B2Composite metal flexplateGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Granted Nov 16, 2021·1 cites·8 claims
0779US8076015B2Battery cell with improved pressure relief ventBOUFFARD RICHARD L·Filed 2007·Granted Dec 13, 2011·7 cites·22 claims
0878US11752567B2Capacitive discharge welding of dissimilar metalsGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Sep 12, 2023·1 cites·20 claims
0974US10458319B2Wastegate assembly, a turbocharger that utilizes the wastegate assembly and a methodGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Oct 29, 2019·1 cites·19 claims
1073US12206288B2Rotor for an electric machineGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Jan 21, 2025·0 cites·20 claims
1173US12074485B2Method of making a rotor for an electric machine and system thereofGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Aug 27, 2024·0 cites·19 claims
1273US11326680B2High strength joints between steel and titaniumGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted May 10, 2022·1 cites·12 claims
1371US10086469B2Mechanical dimpling for vapor expression in weldingGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Oct 2, 2018·1 cites·20 claims
1470US11012409B2Anomaly detection in a controller area networkINTEL CORP·Filed 2018·Granted May 18, 2021·1 cites·25 claims
1568US12476018B2Conductive cable for a battery electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Nov 18, 2025·0 cites·20 claims
1668US2025030134A1Electrochemical devices with multifunctional electrode separator assemblies having built-in reference electrodesGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
1767US11639672B2Valve seat for automotive cylinder headGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted May 2, 2023·0 cites·20 claims
1867US6346342B1Battery having pressure relief mechanism formed in containerEVEREADY BATTERY INC·Filed 1999·Granted Feb 12, 2002·38 cites·23 claims
1966US12434332B2High hardness steel race welded to a carburized steel shaft and a method of welding the sameGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Oct 7, 2025·0 cites·20 claims
2066US10707718B2Electric motor stator assembly with captured retention featureGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jul 7, 2020·1 cites·4 claims
2165US7195839B2Battery cell with improved pressure relief ventEVEREADY BATTERY INC·Filed 2003·Granted Mar 27, 2007·7 cites·35 claims
2264US12476507B2Conductive composite stator unit for an electric motor of a vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Nov 18, 2025·0 cites·20 claims
2364US11794285B2Method and apparatus for welding an aluminum alloyGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Oct 24, 2023·0 cites·13 claims
2463US2025153275A1Closed-loop laser-weld assembliesGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
2562US11873888B1Differential carrier and ring gear assemblyGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Jan 16, 2024·0 cites·13 claims
2662US2024375206A1Method of resistance spot welding of electrically conductive workpieces for electric vehiclesGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
2762US2025196790A1Methods of Joining Multilayer Copper-Graphene Coated Current Collectors to Battery Cans and Between Windings in Electric Motor StatorsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
2861US11890672B1System and method of making a die cast part having high wear resistanceGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Feb 6, 2024·0 cites·9 claims
2961US11754143B1Laser welded damper having enhanced fatigue performanceGM GLOBAL TECH OPERATIONS LLC·Filed 2022·Granted Sep 12, 2023·0 cites·20 claims
3061US11541479B2Dissimilar metal laser weldingGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Jan 3, 2023·0 cites·20 claims
3160US11353101B2Methods and systems for producing high strength and adjustable stiffness componentsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jun 7, 2022·0 cites·11 claims
3260US2024339733A1Busbar for high conductivity distribution of electrical power within an electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
3359US10850352B2Method of laser cutting grooves in a friction clutch plateGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Dec 1, 2020·0 cites·11 claims
3457US9828650B2Method of manufacturing a sliding camshaftGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Nov 28, 2017·0 cites·13 claims
3556US10407761B2Strengthening layer attached to cylinder boreGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Sep 10, 2019·0 cites·9 claims
3656US2024332757A1Battery module of a battery pack for an electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
3755US11707802B2Method of forming a single, angled and hourglass shaped weldGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Jul 25, 2023·0 cites·20 claims
3855US2021402504A1Torsional damper and method of welding parts having dissimilar materialsGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Application pending·0 cites
3954US11794270B2System and method of manufacturing a resistance spot weld of workpiecesGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Oct 24, 2023·0 cites·15 claims
4054US11364568B2Joining of ferrous alloy components by fusion welding using a low carbon steel intermediate elementGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jun 21, 2022·0 cites·10 claims
4154US10151351B2Friction weedGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Dec 11, 2018·0 cites·16 claims
4253US11300153B2Component having metallic transition material on base and method of formingGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Apr 12, 2022·0 cites·13 claims
4353US10662891B2Laser remelting to enhance cylinder bore mechanical propertiesGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted May 26, 2020·0 cites·7 claims
4452US7507303B2Carbonitrided low manganese carbon steel alloy driveline componentARVINMERITOR TECHNOLOGY LLC·Filed 2004·Granted Mar 24, 2009·0 cites·11 claims
4552US2020131606A1High-strength nodular iron with good weldability and machinabilityGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Application pending·0 cites
4651US6348281B1Electrochemical cell having venting coverEVEREADY BATTERY INC·Filed 1999·Granted Feb 19, 2002·19 cites·18 claims
4750US11530629B2Method to attach copper alloy valve inserts to aluminum cylinder headGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Dec 20, 2022·0 cites·10 claims
4849US2015311773A1Method of using a filler sheet having a flat surface to reduce core loss and weld failure in laminated stacked statorsGM GLOBAL TECH OPERATIONS INC·Filed 2014·Application pending·0 cites
4949US2019323448A1Cylinder liner for internal combustion engine and method for making cylinder linerGM GLOBAL TECH OPERATIONS LLC·Filed 2018·Application pending·0 cites
5049US2018372146A1Fine grain steel alloy and automotive components formed thereofGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Application pending·0 cites

Showing the top 50 of 67 patent records by PatentIndex Score.

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