RM

Richard D. Marthaler

SP Sperry: 1 patents #355 of 841Top 45%
📍 Blaine, MN: #369 of 570 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,971,351 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4654599 Four phase clock signal generator Terry B. Zbinden 1987-03-31