Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KC

Kai Chen — 27 Patents

PAPony Ai: 25 patents #8 of 73Top 15%
Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
Beijing, CA: #376 of 1,192 inventorsTop 35%
Overall (All Time): #143,427 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
D703565 Fire detector Wen Long Qi, Lei Qui, Wen Shang, Zeng Tuan Xie 2014-04-29
D703566 Fire detector Wen Long Qi, Lei Qui, Wen Shang, Zeng Tuan Xie 2014-04-29