Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739976 | Suspension for heavily loaded haul trucks | — | 1988-04-26 |
| 4645039 | Parking brake for off-highway vehicles | Billy Lewis | 1987-02-24 |
| 4330045 | Vehicle wheel mechanism | — | 1982-05-18 |