Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12227917 | Yoke assembly for excavator thumb | Ryan P. Shea | 2025-02-18 |
| 11976436 | Excavator thumb with structural support | — | 2024-05-07 |
| D983235 | Excavator thumb | Ryan P. Shea | 2023-04-11 |
| 11208785 | Tool coupling arrangement having zero offset | John Kevin Clemons | 2021-12-28 |
| 10156055 | Integrated excavator pin grabber quick coupler | Derek E. Akin | 2018-12-18 |
| 9194098 | Pivoting thumb stop system and method | Ryan P. Shea | 2015-11-24 |
| 9194099 | Augmented hydraulic thumb kinematic member length | Ryan P. Shea | 2015-11-24 |
| 9015968 | Thumb for an excavator machine with structure support | Don Harlen Kleiner, Ryan P. Shea | 2015-04-28 |