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

Paul Limbach — 1 Patent

AKAsf Keystone: 1 patents #10 of 21Top 50%
Edwardsville, IL: #160 of 269 inventorsTop 60%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,405,360 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6986432 Common cast draft sill for type E and F draft gear Andrew G. Kurtyak, John F. Deppen, John F. Oesch 2006-01-17