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

James Simpson

PLPearson Engineering Limited: 1 patents #4 of 9Top 45%
Xerox: 1 patents #5,237 of 8,622Top 65%
Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,536,656 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8887827 Mounting assembly for mounting implement to a vehicle 2014-11-18
6474930 Hand truck for moving 3 point hitch equipment 2002-11-05
5332642 Vacuum assisted dispersant reduction system Robert M. Simms, Henry R. Till, Robert K. Waring, John F. Gardner, Tab A. Tress 1994-07-26