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

Leon Fan

GLGlitsch: 1 patents #26 of 36Top 75%
KEKoch Enterprises: 1 patents #5 of 11Top 50%
Carrollton, TX: #374 of 1,041 inventorsTop 40%
Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,590,425 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6981839 Wind powered turbine in a tunnel 2006-01-03
6003847 Downcomer for chemical process tower Adam T. Lee, Kuang-Yeu Wu, Larry W. Burton 1999-12-21
5762668 Apparatus and method for deentrainment in a chemical process tower Adam T. Lee, Kuang-Yeu Wu, Larry W. Burton 1998-06-09