JI

Joseph P. Tretter, III

📍 Minneapolis, MN: #2,566 of 6,114 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,260,120 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5749052 Cellular telephone management system Stephen E. Hidem, John Schuholz, Robert P. Engfer, Charles H. Smoot, Hans Anderson 1998-05-05
4738250 Apparatus and method for micro-electric medical stimulation of cells of living animal tissue Melvin A. Fulkerson, Wyman E. Jacobson, John Van Dierendonck 1988-04-19