Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484403 | Method of converting a traction motor with sleeve bearings to roller bearings | John E. Macklin, Paul Bien | 2002-11-26 |
| 5164624 | Modular power semiconductor assembly for an alternator-fed DC power source | Prakash Haribhai Desai, Robert W. Becker, John E. Carter | 1992-11-17 |