Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794775 | Sensorless stall detection for motors | Scott Ellerthorpe | 2004-09-21 |
| 6624607 | Energy-absorbing filter for a motor | Scott Ellerthorpe | 2003-09-23 |
| 6611072 | Sensorless stall detection for motors | Scott Ellerthorpe | 2003-08-26 |
| 6040676 | Passive electronic damping for step motor | Jack Nordquist, Mark J. Calahan, Timothy J. Damiano | 2000-03-21 |
| 5847535 | Active electronic damping for step motor | Jack Nordquist, Mark C. Calahan, Timothy J. Damiano | 1998-12-08 |