DJ

Dennis O. Johnson

📍 North Branch, MN: #31 of 83 inventorsTop 40%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,357,223 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D273087 Geodesic dome connector Janet B. Johnson 1984-03-20
4262461 Geodesic dome connector Janet B. Johnson 1981-04-21