QC

QingHua CAI

AM Amazon: 1 patents #1,427 of 4,749Top 35%
Overall (2022): #296,913 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11330110 Systems and methods for establishing a call connection Jianwei Chen, Weiming Li, Christopher van Rensburg, Martin Arastafar 2022-05-10