DL

DA-PENG LI

CC China Railway No. 3 Engineering Group Co.: 1 patents #1 of 11Top 10%
HP HP: 1 patents #745 of 1,901Top 40%
Overall (2022): #166,792 of 548,613Top 35%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11391004 Construction method for upright lifting of large-tonnage box girder to bridge, and erection method for large-tonnage box girder Yusen Ye, Jiannan Chen, Chuanwei Pan, Guohui Lin, Mengqiang Chen +5 more 2022-07-19
11265438 Scanner carriage devices to prevent tilting Zhi Wen Xing, Feng Chen 2022-03-01