RT

Richard J. Tollefson

3M: 1 patents #7,233 of 11,543Top 65%
📍 Saint Paul, MN: #432 of 620 inventorsTop 70%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,990,314 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4569877 Sheet material adapted to provide long-lived stable adhesive-bonded electrical connections James G. Berg, Philip D. Hinderaker 1986-02-11