YM

Yunxin Ma

Overall (2022): #192,359 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11432525 Excrement screening device and method Xin Shi, Xiaoqing Ma, Feng Li, Junchao Zhang 2022-09-06