QM

Qingdong Meng

CC Crrc Tangshan Co.: 1 patents #3 of 64Top 5%
📍 Belmont, MA: #86 of 222 inventorsTop 40%
🗺 Massachusetts: #4,639 of 13,863 inventorsTop 35%
Overall (2022): #296,416 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11420602 Rail train brake control system and train Zhonghua Liu, Lei Chen, Chunjie Xie, Hongmei XU, Bo Zhou +5 more 2022-08-23