Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264262 | Tailgate design | Fred T. Adkins, Fred D. Boyd | 2001-07-24 |
| 5855467 | Pivot locking device | Fred D. Boyd, Michael J. Cook | 1999-01-05 |
| 5794721 | Drilling apparatus | Jim Gibson, Jeff Looney | 1998-08-18 |
| 5664932 | Pivoted lifting device | Freddy D. Boyd, Michael J. Cook | 1997-09-09 |
| 5605657 | Industrial solid tires and method of manufacture | George H. Nybakken, Richard L. Palinkas | 1997-02-25 |
| 5584611 | Roof support for underground excavations | — | 1996-12-17 |
| 5107913 | Industrial solid tires | George H. Nybakken, Richard L. Palinkas | 1992-04-28 |
| RE31818 | Feeder crusher | — | 1985-01-29 |