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

Douglas A. Thomas

JDJohn Deere: 2 patents #2,042 of 5,518Top 40%
WIWeems Industries: 1 patents #6 of 15Top 40%
Dubuque, IA: #208 of 571 inventorsTop 40%
Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,412,778 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11308738 Mobile work machine performance detection and control system Robert A. Hamilton 2022-04-19
9487079 Air inlet and cleaner arrangement for work vehicle Christopher P. Kelley, William R. Farrar, Alan David Stahl 2016-11-08
6561233 Dual chuck blow gun Donald A. Nye, James M. Weems 2003-05-13