Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825663 | Auxiliary air conditioning system for trucks and other heavy duty vehicles | Joseph J. Neff | 1989-05-02 |
| 4762170 | Auxiliary power system for trucks and other heavy duty vehicles | Joseph J. Neff | 1988-08-09 |