Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5406126 | Hybrid drive system with regeneration for motor vehicles and the like | John W. B. Hadley | 1995-04-11 |
| 5283470 | Hybrid drive system with regeneration for motor vehicles and the like with a brushless motor | John W. B. Hadley | 1994-02-01 |