JM

John A. Munkberg

3M: 1 patents #7,233 of 11,543Top 65%
📍 Forest Lake, MN: #197 of 310 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,122,854 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4230992 Remote control system for traffic signal control system — 1980-10-28