LM

Lijun Ma

CC Crrc Qingdao Sifang Co.: 1 patents #13 of 60Top 25%
📍 Nanjing, CA: #40 of 68 inventorsTop 60%
Overall (2021): #360,704 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11125006 Method, system and device for controlling door of railway vehicle Bo-Ruei Chen, Jinghai Jiao, Qing Tian, Huiqing Zhang, Qingjun Han +2 more 2021-09-21