DH

Dennis R. Hipkins

EL Electro-Craft: 1 patents #3 of 10Top 30%
📍 Hopkins, MN: #100 of 249 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,264,834 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5818195 Dual state controller for brushless electric motors Thomas Frick 1998-10-06
4208621 Brushless DC motor control system Marvin L. Schiedermayer 1980-06-17