QL

Qingmei LIU

ZC Zhuzhou Times New Material Technology Co.: 1 patents #13 of 16Top 85%
Overall (2022): #296,491 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11479274 Method for improving fatigue resistance performance of locomotive rubber-metal pad and locomotive rubber-metal pad Wansheng Feng, Ke Yuan, Bin Zhao 2022-10-25