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

Kuang-Tong Chen

Overall (All Time): #3,879,097 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5025761 Variable valve-timing device 1991-06-25