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

Don Sander

HWHarper Brush Works: 1 patents #1 of 1Top 100%
Fairfield, IA: #2 of 4 inventorsTop 50%
Iowa: #250 of 1,029 inventorsTop 25%
Overall (2002): #227,223 of 266,432Top 90%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6349444 Shaft mounted manual cleaning implement 2002-02-26