DR

Dennis Von Ruden

FE Federal Equipment: 2 patents #1 of 9Top 15%
📍 Owatonna, MN: #95 of 233 inventorsTop 45%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,681,236 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4434969 Rod and pipe pusher-puller apparatus — 1984-03-06
4420189 Apparatus for attaching to earth working equipment — 1983-12-13
4398684 Connecting apparatus for a powerplant — 1983-08-16