Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988109 | Capless and unibeam track roller mounting systems | Thomas Ellmann | 2018-06-05 |
| D794087 | Track roller system | David J. Hakes | 2017-08-08 |
| 9434428 | Track pad wear indicator | David J. Hakes, Benoit Abello, Zoran Marjanovic | 2016-09-06 |
| 9238491 | Crawler shoe having wear measurement features | David J. Hakes, Thomas E. Oertley | 2016-01-19 |
| 8590987 | Idler and undercarriage assembly for track-type machine | Daniel D. Angot | 2013-11-26 |
| 6250726 | Sprocketed idler for a track assembly | Jon Scott Burdick, Jerry D. Fidler | 2001-06-26 |
| 5829849 | Undercarriage assembly for attack-type machine | — | 1998-11-03 |
| 4183084 | Secondary storage facility with serial transfer of control messages | — | 1980-01-08 |