YM

Yuntao Ma

Overall (2022): #192,368 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11233786 One-time dynamic positioning authentication method and system and password alteration method Wei Liu, Guanhua Sun, Yongsheng Xu, Jun Huang 2022-01-25