Inventor
ZHAO FENGGANG
CN35 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO FENGGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
23 patentsUS11450916B2Sep 20, 2022
Case of battery, battery, power consumption device, and method and device for preparing battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD7 citations85
US11223063B2Jan 11, 2022
Battery module
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD6 citations83
US11139526B2Oct 5, 2021
Battery box
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US11139527B2Oct 5, 2021
Lower box body and battery box
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US12119503B2Oct 15, 2024
Cap assembly and secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11967725B2Apr 23, 2024
Case of battery, battery, power consumption device, and method and device for preparing battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11780645B2Oct 10, 2023
Battery box
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11777162B2Oct 3, 2023
Cap assembly and secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11456501B2Sep 27, 2022
Lower box body and battery box
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11335979B2May 17, 2022
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11050128B2Jun 29, 2021
Secondary battery and method of manufacturing the secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11664524B2May 30, 2023
Battery module and battery pack
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations61
US11616251B2Mar 28, 2023
Battery module
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations60
US11196128B2Dec 7, 2021
Battery module and busbar assembly thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations59
US11721811B2Aug 8, 2023
Negative electrode plate and secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations56
US11296385B2Apr 5, 2022
Battery module and battery pack
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52
US11264610B2Mar 1, 2022
Battery comprising a polymer material mixed of a fluorinated polyolefin and/or chlorinated polyolefin polymer material with a difficulty soluble polymer material
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52
US10573872B2Feb 25, 2020
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52
US12062750B1Aug 13, 2024
Battery cell, method and device for manufacturing the same, battery and electrical device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations51
US11996545B2May 28, 2024
Electrode assembly and lithium-ion battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations51
US12080908B2Sep 3, 2024
Top cover assembly, secondary battery and apparatus using battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations50
US11050124B2Jun 29, 2021
Battery module, busbar and busbar assembly thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations49
US11594791B2Feb 28, 2023
Secondary battery and method of manufacturing the secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations46
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD
9 patentsUS12463277B2Nov 4, 2025
Battery pack
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD1 citations64
US12155040B2Nov 26, 2024
Standing device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations61
US12503752B2Dec 23, 2025
Lithium strip
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations59
US12506136B2Dec 23, 2025
Electrode plate forming apparatus
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations59
US12476333B2Nov 18, 2025
Battery cell having conductive piece close to welding region
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations50
US12394782B2Aug 19, 2025
Silicon carbon negative electrode material, negative electrode sheet, secondary battery, battery module, battery pack and power consumption apparatus
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations49
US12237493B2Feb 25, 2025
Lithiation device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations49
US12542281B2Feb 3, 2026
Electrode plate, and battery cell, battery and electrical device related thereto
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations43
US12211985B2Jan 28, 2025
Temperature control assembly and battery pack
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations41
JIANGSU CONTEMPORARY AMPEREX TECH LTD
2 patentsUS11936027B2Mar 19, 2024
Case of battery, battery, power consumption device, and method and device for producing battery
JIANGSU CONTEMPORARY AMPEREX TECH LTD0 citations51
US11926225B2Mar 12, 2024
Case of battery, battery, power consumption device, and method and device for producing battery
JIANGSU CONTEMPORARY AMPEREX TECH LTD0 citations51