Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434248 | Excavation retention assembly | Andrew S. Waszil | 2013-05-07 |
| 7788830 | Excavation retention assembly | Andrew S. Waszil | 2010-09-07 |
| 6581308 | High capacity bucket arrangement | Philip Michael Cioffi | 2003-06-24 |
| 6487800 | Manually operated coupler for work tools | Robert D. Evans | 2002-12-03 |
| 5992062 | High penetration bucket arrangement | Robert D. Evans | 1999-11-30 |
| 5890871 | Latching mechanism for a quick coupler | — | 1999-04-06 |
| 5815959 | Bucket shaped for reduced heel wear | Delaine D. Bahner | 1998-10-06 |
| 4930601 | Lubrication system for a transmission mechanism | Henry A. Leidecker | 1990-06-05 |
| 4652196 | Lifter-carrier for cylindrical objects | — | 1987-03-24 |