FJ

Fredrick R. Johanson

DI Dresser Industries: 1 patents #301 of 787Top 40%
📍 Westerville, OH: #359 of 636 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,972,800 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4659976 Method and apparatus for maximizing utilization of an electric motor under load — 1987-04-21