Inventor · disambiguated record
Quankun Li
Also filed as: LI QUANKUN · LI QUANKUN UANKUN
72 granted patents·150 pending applications·28 citations·filing 2013–2025
97Inventor score
Files withCONTEMPORARY AMPEREX TECHNOLOGY CO LTD111CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD86NINGDE AMPEREX TECHNOLOGY LTD8CONTEMPORARY AMPEREX TECH HONK KONG LIMITED6JIANGSU CONTEMPORARY AMPEREX TECH LTD4
Top patents by PatentIndex Score
222 records- 0193US11777184B2End cover assembly, secondary battery, battery module, apparatus, liquid-injection method and deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Oct 3, 2023·2 cites·19 claims
- 0293US10205141B2Secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2016·Granted Feb 12, 2019·5 cites·11 claims
- 0389US10658647B2Secondary battery and battery moduleCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted May 19, 2020·2 cites·20 claims
- 0488US2025070191A1Current collecting member and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 0586US10714721B2Secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2017·Granted Jul 14, 2020·2 cites·8 claims
- 0686US10418619B2Top cover of power battery and power batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2017·Granted Sep 17, 2019·2 cites·18 claims
- 0785US2024154240A1Pressure relief apparatus, battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 0884US12451559B2Pressure relief apparatus, battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Oct 21, 2025·0 cites·20 claims
- 0984US12119503B2Cap assembly and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Oct 15, 2024·0 cites·12 claims
- 1083US11482761B2Secondary battery and battery moduleCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Oct 25, 2022·1 cites·14 claims
- 1183US10629866B2Secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted Apr 21, 2020·1 cites·13 claims
- 1283US9853266B2Vent and cap assembly of power batteryNINGDE AMPEREX TECHNOLOGY LTD·Filed 2014·Granted Dec 26, 2017·3 cites·14 claims
- 1383US2024304931A1End cap, battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 1483US2025273785A1End cover assembly, battery cell, battery pack and deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 1582US12368217B2Secondary battery and battery moduleCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Jul 22, 2025·0 cites·14 claims
- 1682US11949119B2Cover assembly of secondary battery and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Apr 2, 2024·1 cites·14 claims
- 1782US11637348B2Cover assembly of secondary battery and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Apr 25, 2023·1 cites·12 claims
- 1882US2023327275A1Pressure relief apparatus, battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1982US2025357645A1Battery cell and preparation method thereof, battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 2082US2025364675A1Battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 2181US2025364676A1Battery cell, battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 2281US2024322351A1Battery cell, battery and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 2381US2025337082A1Battery cell, battery, power consumption device and manufacturing device and method for battery cellCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 2481US2025233241A1End cover assembly, battery cell, battery pack and deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 2580US12288840B2Cylindrical battery cell, battery, electricity consuming device, manufacturing method and manufacturing systemCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Apr 29, 2025·0 cites·14 claims
- 2680US12100867B2End cover assembly, secondary battery, battery module, appratus, liquid-injection method and deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Sep 24, 2024·0 cites·7 claims
- 2780US10763466B2Top cap assembly of a secondary battery, and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted Sep 1, 2020·1 cites·17 claims
- 2880US10665827B2Cap assembly for a second battery and second batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted May 26, 2020·1 cites·20 claims
- 2980US10476048B2Secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted Nov 12, 2019·1 cites·13 claims
- 3080US2023178788A1Cap assembly for secondary battery, secondary battery and battery moduleCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3180US2025372847A1Battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 3280US2025343319A1Pressure relief component, battery cell, battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3379US12407069B2Battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Sep 2, 2025·0 cites·18 claims
- 3479US12113234B2Cover assembly of secondary battery and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Oct 8, 2024·0 cites·19 claims
- 3579US2025219235A1Pressure relief mechanism, battery box, battery cell, battery, preparation method and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 3679US2025246772A1Battery cell, battery, electric apparatus, and manufacturing method and system of battery cellCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 3779US2025349969A1Battery cell, battery and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 3879US2025343321A1Battery cell, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3978US10199615B2Top cover structure of power battery and power batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2016·Granted Feb 5, 2019·1 cites·17 claims
- 4078US10170734B2Top cover of power battery and power batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2016·Granted Jan 1, 2019·1 cites·17 claims
- 4178US2025253383A1Cylindrical battery cell, battery, electricity consuming device, manufacturing method and manufacturing systemCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 4278US2025337095A1Cell, battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 4377US12362433B2Battery cell, battery, power consumption device, and battery cell manufacturing device and method with folding insulatorCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Jul 15, 2025·0 cites·17 claims
- 4477US12327884B2Battery cell, battery, electric apparatus, and manufacturing method and system of battery cellCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Jun 10, 2025·0 cites·15 claims
- 4577US10319960B2Cap assembly of power batteryNINGDE AMPEREX TECHNOLOGY LTD·Filed 2016·Granted Jun 11, 2019·1 cites·8 claims
- 4677US2025379334A1Battery cell, battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 4777US2025349966A1Battery cell, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 4877US2025323354A1Battery cell, battery, and power-consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 4977US2024120608A1End cap, battery cell, battery and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 5077US2025323377A1Battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
Showing the top 50 of 222 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →