Kai Jia

BC Beijing Kuangshi Technology Co.: 1 patents #7 of 26Top 30%

PC Pinhole (Beijing) Technology Co.: 1 patents #2 of 8Top 25%

📍 San Francisco, CA: #2,767 of 6,857 inventorsTop 45%

🗺 California: #27,826 of 68,989 inventorsTop 45%

Overall (2020): #397,813 of 565,922Top 75%

Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10528849	Liveness detection method, liveness detection system, and liveness detection device	Haoqiang Fan, Qi Yin	2020-01-07