AT

Aiqin TIAN

CC Crrc Qingdao Sifang Co.: 2 patents #5 of 60Top 9%
📍 Shandong, CN: #42 of 381 inventorsTop 15%
Overall (2021): #183,878 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11186300 Collision energy absorption structure and rail vehicle having same Haiyang Yu, Yuwen LIU, Honglei TIAN, Yangyang Yu 2021-11-30
11021176 Energy absorption device and rail vehicle having same Yonggui Zhang, Shizhong Zhao, Guidong TAO, Quanwei Che, Shuxiang CHEN +2 more 2021-06-01