Roger C. Quam

📍 Ely, MN: #5 of 32 inventorsTop 20%

🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%

Overall (All Time): #2,306,542 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5082139	Wastebasket divider	—	1992-01-21
4976375	Wastebasket divider	—	1990-12-11