Ronald L. Roalson

📍 Fairmont, MN: #33 of 72 inventorsTop 50%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,978,640 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4680885	Fish jigging device	Allan D. Lindell	1987-07-21