Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152349 | Dragline bucket rigging and control apparatus | — | 2006-12-26 |
| D501662 | Portion of dragline bucket | — | 2005-02-08 |
| 6826466 | Dragline dump position control | Gregory M. Sheppard, Andrew M. Jessett | 2004-11-30 |
| D491198 | Dragline bucket | — | 2004-06-08 |