Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KC

Kaijun Cao — 1 Patent in 2021

Beijing, CN: #2,463 of 6,435 inventorsTop 40%
Overall (2021): #384,567 of 548,734Top 75%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10997481 System and method for collecting and analyzing multi-fields two-dimensional code Wei Shen, Hongqiang Zhang 2021-05-04