CL

Clifford W. Leverenz

3M: 1 patents #7,233 of 11,543Top 65%
📍 Orland Park, IL: #197 of 351 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,712,336 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5613314 Collapsible billboard sign Jamshed R. Cooper, Stephen Sohm, Jehangir E. Rudina, Steven C. Larson 1997-03-25