Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9093941 | Determining commutation position for a sensorless permanent magnet brushless motor at low or zero speed using an asymmetric drive pattern | Jason W. Lawrence, Marc J. Kobayashi, Stephen James Sanchez, John L. Melanson | 2015-07-28 |
| 9024561 | Method and system for switching between different types of operation of a sensorless permanent magnet brushless motor at low or zero speed to determine rotor position | Jason W. Lawrence, Marc J. Kobayashi, John L. Melanson | 2015-05-05 |
| 8994306 | System and method for isolating the undriven voltage of a permanent magnet brushless motor for detection of rotor position | Marc J. Kobayashi, Jason W. Lawrence, Stephen James Sanchez, John L. Melanson | 2015-03-31 |