Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8286779 | Dampened spring-operated vertically accumulating container storage and retrieval system | Frederick J. Stingel, III, John R. French | 2012-10-16 |
| 7963383 | Dampened spring-operated vertically accumulating container storage and retrieval system | Frederick J. Stingel, III, John R. French | 2011-06-21 |