PY

Pinwei Yin

CC Crrc Qiqihar Rolling Stock Co.: 1 patents #3 of 12Top 25%
📍 Qiqihar, CN: #3 of 10 inventorsTop 30%
Overall (2018): #274,117 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10144437 Swing bolster, swing bolster vibration reduction assembly and bogie Shifeng Xu, Zhenming Liu, Derong Zhang, Hao Liang 2018-12-04