HS

Hongji Sun

CL Contemporary Amperex Technology (Hong Kong) Limited: 1 patents #282 of 684Top 45%
QC Qiqihar Railway Rolling Stock Co.: 1 patents #26 of 48Top 55%
Overall (All Time): #1,735,035 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12406349 Method and apparatus for detecting defect on surface of cell Fei Chen, Guannan JIANG 2025-09-02
8469211 Coupler draft gear, double-side operating coupler and lower lockpin rotation shaft assembly Qingmin Meng, Yan Jiang, Yuebin Yu, Yingjun Cui, Long Chen +1 more 2013-06-25