YZ

Yonggui Zhang

CC Crrc Qingdao Sifang Co.: 1 patents #16 of 66Top 25%
Overall (2019): #208,007 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10518789 Coupling assembly and rail vehicle having same Shizhong Zhao, Aiqin TIAN, Sansan Ding, Guidong TAO, Quanwei Che +1 more 2019-12-31