Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Howard J. Slawny — 1 Patent

GPGrain Processing: 1 patents #56 of 87Top 65%
Green Bay, WI: #384 of 718 inventorsTop 55%
Wisconsin: #23,997 of 40,088 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Howard J. Slawny has been granted 1 US patent while listed as an inventor at Grain Processing. All of these patents were granted in 1981. Howard J. Slawny ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Howard J. Slawny in Green Bay, WI, US.

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