DI

Donald E. Irvin

📍 Saint Cloud, MN: #66 of 217 inventorsTop 35%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,351,638 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D277490 Embossed pocketed album page Roger A. Wenstrom, William W. Holes 1985-02-05
4462854 Process and apparatus for making a multi-pocketed album page Roger A. Wenstrom, George L. MacKay, Hugh Robinson 1984-07-31