DL

Dongyuan Liu

CC Crrc Qingdao Sifang Co.: 1 patents #15 of 79Top 20%
📍 Shandong, CN: #124 of 402 inventorsTop 35%
Overall (2022): #470,354 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11370463 Roof segments for the roof of a carriage body Shaoqing Liu, Zhicheng Guo, Zhengyu Song, Jiajie He, Qinshu TU +2 more 2022-06-28