Charles B. Coerver

UB U.S. Ring Binder: 1 patents #5 of 11Top 50%

📍 Imperial, MO: #16 of 68 inventorsTop 25%

🗺 Missouri: #8,863 of 23,789 inventorsTop 40%

Overall (All Time): #2,222,261 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6203229	Bolt action ring binder assembly	—	2001-03-20
6179508	Ring binder	—	2001-01-30