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

Stephen C. Koehler

SCSecure Computing: 1 patents #33 of 64Top 55%
Mahtomedi, MN: #170 of 255 inventorsTop 70%
Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,596,528 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6301658 Method and system for authenticating digital certificates issued by an authentication hierarchy 2001-10-09