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

Michael J. Trenkamp

Dyersville, IA: #1 of 3 inventorsTop 35%
Iowa: #134 of 609 inventorsTop 25%
Overall (1994): #89,385 of 165,921Top 55%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5330114 Shredder attachment for combine corn head Loras F. Gravel 1994-07-19