Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029448 | Low noise hydraulic power unit for an auto-hoist lift | — | 2000-02-29 |
| 5988989 | Compact hydraulic power unit having a reservoir closed by a manifold having a hydraulic circuit | — | 1999-11-23 |
| 5604656 | Electromechanical relays | Ashley D. Derrick | 1997-02-18 |