QY

Qingshui Yin

Overall (2020): #310,478 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10695188 Artificial epistropheus support body Jianhua Wang, Hong Xia 2020-06-30