Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32543 | Braking control | — | 1987-11-10 |
| 4405886 | Braking control | — | 1983-09-20 |
| 4292531 | Electrical propulsion process and system for a traction vehicle with an on-board source of power | — | 1981-09-29 |
| 4215304 | Motor/brake transitioning for an inverter driven a-c induction motor | John D. D'Atre | 1980-07-29 |