Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5544590 | Automatic seal crossover system for power and free conveyor on-floor carriages | Gareth D. Summa | 1996-08-13 |
| 5517922 | Power and free conveyor transfer system | Gareth D. Summa, David L. Summa, Gerard Schaller, Thierry Jean-Amans | 1996-05-21 |
| 5303655 | Automatic stabilizer unit for free trolley having vertically movable wheels resonsive to trackside rails | Gareth D. Summa | 1994-04-19 |