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

James R. Downey

Farmersville, IL: #1 of 3 inventorsTop 35%
Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,584,600 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7464949 Wheelchair wheel positioning system 2008-12-16
6719504 Motorized grout-removing device 2004-04-13
D355832 Extension handle for a track switch tool 1995-02-28