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

Seen E. Killeen

PFPerformance Friction: 1 patents #20 of 22Top 95%
Charlotte, NC: #2,728 of 4,868 inventorsTop 60%
North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #3,556,726 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6446770 Brake rotor having an array of grooves formed thereon Wenqi Qian, Donald L. Burgoon 2002-09-10