FL

Fengwei Liu

CC Crrc Yangtze Group Co.: 2 patents #2 of 18Top 15%
Overall (2018): #150,194 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10161468 Two-stage stiffness type elastomer combined device Zhixiong Yan, Ruijin Jiang, Liangwei Zhang, Hong Cui, Wenliang Liu +2 more 2018-12-25
9919718 Variable stiffness positioning device for railway vehicle bogie axle box Zhixiong Yan, Ruijin Jiang, Liangwei Zhang, Hong Cui, Wenliang Liu +3 more 2018-03-20