AR

Ake E. Ronnkvist

📍 Spring Park, MN: #17 of 24 inventorsTop 75%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,029,904 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4432662 Composite sucker rod and method of manufacturing same — 1984-02-21