Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Donald Kirby — 2 Patents

Vincent, IA: #1 of 1 inventorsTop 100%
Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,238,463 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6067918 Soil contacting finger wheel 2000-05-30
4255921 Bat construction for a harvester reel 1981-03-17