QM

Qingyan Ma

CL Contemporary Amperex Technology (Hong Kong) Limited: 2 patents #124 of 586Top 25%
Overall (2025): #94,069 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12394782 Silicon carbon negative electrode material, negative electrode sheet, secondary battery, battery module, battery pack and power consumption apparatus Yingjie Guan, Yuzhen Zhao, Yan Wen, Qisen Huang, Fenggang ZHAO 2025-08-19
12230791 Positive electrode active material, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the same Yan Wen, Yingjie Guan, Yuzhen Zhao, Qisen Huang 2025-02-18