Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5452529 | Retaining device | Frederick E. Neuenfeldt, Darryl L. Immel | 1995-09-26 |
| 5224282 | Tooth assembly for a digger bucket | — | 1993-07-06 |
| 4864747 | Support assembly for a dragline bucket | Paul Martin | 1989-09-12 |