RE

Roger P. Engdahl

📍 Windom, MN: #67 of 248 inventorsTop 30%
🗺 Minnesota: #813 of 3,156 inventorsTop 30%
Overall (1997): #86,320 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5617471 Telecommunications system for transferring a telephone call Wesley D. Rogers, Louis G. Gottlieb, Saleem R. Molani, Gregory W. Sedlock 1997-04-01