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

Larry Duwell — 1 Patent in 2021

KOKohler: 1 patents #80 of 204Top 40%
Adell, WI: #1 of 1 inventorsTop 100%
Wisconsin: #1,578 of 4,723 inventorsTop 35%
Overall (2021): #365,343 of 548,734Top 70%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11021863 Pre-primed siphonic toilet Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Don Bogenschuetz, Peter W. Swart +1 more 2021-06-01