LM

Lijun Ma

CC Crrc Qingdao Sifang Co.: 2 patents #4 of 60Top 7%
📍 Nanjing, CA: #15 of 50 inventorsTop 30%
Overall (2018): #126,079 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10071751 Mounting structure for equipment compartment bottom plate Wenmin Yu, Zhaohua Wang, Shuhai Li, Yonglin Shan, Zhicheng Guo +4 more 2018-09-11
10011287 Bogie for high-speed railway vehicle Zhenxian ZHANG, Pingyu Zhou, Sansan Ding, Zhiguo Cui, Guoping Zhang 2018-07-03