Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Barry Plassman

JDJohn Deere: 1 patents #2,957 of 5,518Top 55%
Cedar Falls, IA: #286 of 441 inventorsTop 65%
Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #3,486,423 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6772714 Electronic fan control David Rick Laird, James Hugh Ross, Gary J. Treichel, Douglas Fischer, James A. Miller +1 more 2004-08-10