Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6181111 | Permanent magnet alternator system for battery charging | John P. Hoffman | 2001-01-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6181111 | Permanent magnet alternator system for battery charging | John P. Hoffman | 2001-01-30 |