QY

Qi YUAN

CC Crrc Qingdao Sifang Co.: 1 patents #15 of 79Top 20%
Overall (2022): #295,996 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11247704 Activation apparatus of railway vehicle and railway vehicle having activation apparatus Huiqing Zhang, Miao Wang, Baoqiang Shan, Yinan Mou 2022-02-15