QY

Qinghua Yang

Overall (2017): #275,835 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9782177 Curved-head hemorrhoid banding device Weijia Su, Xiaotuan Zhao 2017-10-10