Inventor
CHI QINGKUI
CN13 patents
⚠️ This page may combine multiple inventors who share the name “CHI QINGKUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
11 patentsUS10205141B2Feb 12, 2019
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD5 citations72
US10629866B2Apr 21, 2020
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US10476048B2Nov 12, 2019
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US12548828B2Feb 10, 2026
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations48
US11984608B2May 14, 2024
Battery cell, battery, power consumption apparatus, method and apparatus for producing battery cell
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations48
US11984622B1May 14, 2024
Battery cell, method and apparatus of manufacturing the same, battery, and electric apparatus
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations48
US10700314B2Jun 30, 2020
Secondary battery head cover assembly, secondary battery including the same and assembling method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations47
US10128472B2Nov 13, 2018
Secondary battery head cover assembly, secondary battery including the same and assembling method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations47
US10199627B2Feb 5, 2019
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations40
US10074842B2Sep 11, 2018
Secondary battery
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations37
US10763465B2Sep 1, 2020
Secondary battery head cover assembly, secondary battery including the same and assembling method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations36