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

Howard J. Slawny

GPGrain Processing: 1 patents #56 of 87Top 65%
Green Bay, WI: #380 of 718 inventorsTop 55%
Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #4,087,166 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4260443 Laminated absorbent process William F. Lindsay, Robert A. Meintrup 1981-04-07