Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624546 | Radio-frequency interference suppressing choke with elongated portions for brush-type motors | Peter A. Kershaw | 2003-09-23 |
| 6617744 | DC motor brush card assembly having attaching structures and multiple choke coils with elongated portions | Peter A. Kershaw | 2003-09-09 |
| 6597135 | Combination of resistor and PWM electronic device to control speed of a permanent magnet DC motor | Martin Volkening | 2003-07-22 |
| 6590356 | Combination of resistor and PWM electronic device to control speed of a permanent magnet DC motor | Martin Volkening | 2003-07-08 |