KJ

Kai Jia

BC Beijing Kuangshi Technology Co.: 2 patents #6 of 12Top 50%
PC Pinhole (Beijing) Technology Co.: 2 patents #6 of 13Top 50%
📍 San Francisco, CA: #423 of 5,438 inventorsTop 8%
🗺 California: #4,911 of 60,411 inventorsTop 9%
Overall (2018): #41,906 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9985963 Method and system for authenticating liveness face, and computer program product thereof Tao He, Zhimin Cao 2018-05-29
9940532 Liveness detection apparatus and liveness detection method Haoqiang Fan, Qi Yin 2018-04-10
9868356 Extended-range full-electric low-speed tractor Tonghui An 2018-01-16
9859789 Rubber-tyred gantry crane (RTG) dual power energy saving system Tonghui An 2018-01-02