← EPO Patent Bulletin

BATTERY CELL, BATTERY AND ELECTRIC DEVICE

Publication EP4261987A1 Kind: A1 Mar 18, 2026

Applicants

Contemporary Amperex Technology (Hong Kong) Limited

Inventors

ZHENG, Donglai, SHI, Dongyang, MA, Hao, LI, Baiqing

IPC Classifications

H01M 50/10 20210101AFI20260115BHEP H01M 50/30 20210101ALI20260115BHEP B23K 26/20 20140101ALI20260115BHEP B23K 26/24 20140101ALI20260115BHEP B23K 26/242 20140101ALI20260115BHEP H01M 50/119 20210101ALI20260115BHEP H01M 50/131 20210101ALI20260115BHEP H01M 50/134 20210101ALI20260115BHEP H01M 50/342 20210101ALI20260115BHEP H01M 50/143 20210101ALI20260115BHEP H01M 50/147 20210101ALI20260115BHEP H01M 50/103 20210101ALI20260115BHEP H01M 50/159 20210101ALI20260115BHEP H01M 50/209 20210101ALI20260115BHEP H01M 50/249 20210101ALI20260115BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR