DX

Dandan Xu

GC Grg Banking Equipment Co.: 1 patents #19 of 55Top 35%
Overall (2019): #489,737 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10417532 Offline identity authentication method and apparatus Tiancai Liang, Yong Zhang 2019-09-17