Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Donald Bruce Skarlupka — 1 Patent in 2021

SMSkarlupka Mfg.: 1 patents #1 of 2Top 50%
Deerbrook, WI: #1 of 1 inventorsTop 100%
Wisconsin: #1,578 of 4,723 inventorsTop 35%
Overall (2021): #470,087 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11174108 Universal sorter transfer module Brian A. Zdroik 2021-11-16