KL

Kelei Li

CC Crrc Qingdao Sifang Co.: 1 patents #13 of 60Top 25%
Overall (2021): #376,513 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11052774 Rail transit braking energy recovery system and hybrid power rail transit Xu Zhang, Jianying LIANG, Xiaojun Deng, Wenchao Zhang, Yankun Li 2021-07-06