QY

Qifeng Yu

Overall (2020): #310,468 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10842621 Artificial cardiac valve Haishan Wang, Yuchen Liang, Jingyu Chen, Linan Chang, Tao Qin 2020-11-24