Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5975241 | Pump jack handle assembly | Steven J. Ford | 1999-11-02 |
| 5909783 | Motorized scaffold hoisting apparatus | — | 1999-06-08 |
| 5833029 | Pump jack pole assembly | — | 1998-11-10 |
| 5259478 | Pump jack with release mechanism | Steven J. Ford | 1993-11-09 |