Assignee

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD

CN·543 granted patents·893 pending applications·56 citations·filing 2019–2025

Technology mixH01M1.3k Y02E1.2k B60L224 Y02P177 C01P101 H02J101

Top patents by PatentIndex Score

1,436 records

0195US12431583B2Battery pack and vehicleCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Sep 30, 2025·2 cites·10 claims
0295US12388132B2Box structure, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Aug 12, 2025·7 cites·14 claims
0395US12230836B2Organic-inorganic hybrid complex and coating composition comprising same, separator, secondary battery, battery module, battery pack and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Feb 18, 2025·4 cites·19 claims
0494US2026051580A1Battery cell, battery and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
0593US12148932B2Electrode plate, electrochemical apparatus, battery module, battery pack, and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2020·Granted Nov 19, 2024·2 cites·20 claims
0693US12119453B2Nonaqueous electrolyte, lithium-ion battery, battery module, battery pack, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Oct 15, 2024·2 cites·20 claims
0793US2026024778A1Sodium metal battery and electrochemical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
0893US2026058138A1Positive electrode material and preparation method and usage thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
0993US2026088472A1Battery including insulation piece having drainage groove and electrical device including the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1092US12434259B2Coating die head and coating equipment having sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Granted Oct 7, 2025·2 cites·18 claims
1192US12427540B2Coating die head and coating equipmentCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Granted Sep 30, 2025·2 cites·15 claims
1292US12334591B2Battery module, battery pack, and device using secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Jun 17, 2025·1 cites·14 claims
1392US12294067B2Method, apparatus and system for thermal runaway processing and storage mediumCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted May 6, 2025·2 cites·9 claims
1492US12252030B2Battery swapping method, server and battery installing-and-removing deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Mar 18, 2025·2 cites·16 claims
1592US12199303B2Control system and charge and discharge control systemCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Jan 14, 2025·2 cites·11 claims
1692US2026031448A1Battery cell, method and system for manufacturing same, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1792US2025391971A1Battery cell including end cap with protruding structure, method and system for manufacturing same, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1892US2025391972A1Battery cell including end cap with protruding structure, method and system for manufacturing same, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1991US12278364B2Battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Apr 15, 2025·0 cites·16 claims
2091US12119502B2Battery column, battery module, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2020·Granted Oct 15, 2024·2 cites·19 claims
2191US2025070308A1Battery, power consumption device, and method and device for producing batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
2290US12492127B2Carbon material, method for preparing the same, and secondary battery and electrical device comprising the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Dec 9, 2025·1 cites·9 claims
2390US12322828B2Valve, battery, power consumption device and manufacturing apparatus and method for valveCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Jun 3, 2025·1 cites·20 claims
2490US2026031471A1Pressure relief apparatus, battery cell, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
2590US2025038266A1Lithium-ion battery and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
2690US2025055035A1Lithium-ion battery and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
2790US2026066450A1Cover assembly, battery cell, battery, electric device, method and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
2890US2026018750A1Secondary battery and electrode member thereof, battery module, and related apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
2990US2026045531A1Cell feeding system and method, cell grouping system and method, and operation systemCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3090US2026031347A1Pressure-resistant positive active material and electrochemical energy storage apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3190US2026070453A1Charging method and charging apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3289US12388138B2Battery pack lower box body, battery pack, apparatus, and assembly method of battery pack lower box bodyCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Aug 12, 2025·7 cites·11 claims
3389US12360168B2Voltage measurement circuit and method, circuit board, and control moduleCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Jul 15, 2025·1 cites·17 claims
3489US12325386B2Battery swapping platform and battery swapping stationCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Jun 10, 2025·1 cites·15 claims
3589US12221159B2Chassis, vehicle, device for manufacturing vehicle and method for manufacturing vehicleCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Feb 11, 2025·2 cites·13 claims
3689US12181533B2Method and device for determining available capacity of battery, management system, and storage mediumCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Dec 31, 2024·1 cites·5 claims
3789US12151946B2Positive electrode active material, sodium-ion secondary battery comprising the same and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Nov 26, 2024·1 cites·19 claims
3889US2026066497A1Battery cell, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3989US2026088461A1Battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4089US2026038878A1Lithium ion battery, battery module, battery pack and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4189US2026031501A1Battery cell, method for manufacture same, battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4288US12489112B2Positive electrode material and preparation method and usage thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Dec 2, 2025·0 cites·17 claims
4388US12463277B2Battery packCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Nov 4, 2025·1 cites·9 claims
4488US12191482B2Electrode active material and preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Jan 7, 2025·0 cites·20 claims
4588US2025385244A1Layered-oxide positive electrode active material and positive electrode plate, sodium-ion battery, and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4688US2025055088A1Battery cell, battery, power consumption apparatus, and manufacturing method and device of battery cellCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
4788US2025391832A1Layered-oxide positive electrode active material and positive electrode plate, sodium-ion battery, and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4888US2025070191A1Current collecting member and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
4987US12463222B2Secondary battery and electrode plateCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Nov 4, 2025·0 cites·20 claims
5087US12300810B2Secondary battery, process for preparing the same and apparatus containing the secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted May 13, 2025·0 cites·20 claims

Showing the top 50 of 1,436 patent records by PatentIndex Score.

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