DD

Donald Roy Stoughton, deceased

UN Unknown: 3 patents #7,366 of 83,584Top 9%
📍 Salt Lake City, UT: #2,698 of 4,590 inventorsTop 60%
🗺 Utah: #11,293 of 19,430 inventorsTop 60%
Overall (All Time): #3,449,244 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6895922 Rotary opposed piston engine — 2005-05-24