Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796419 | Speed and steering control of a hydraulically driven tractor | Don MacGregor, Leonard Bergman | 2017-10-24 |
| 8985252 | Speed and steering control of a hydraulically driven tractor | Don MacGregor, Leonard Bergman | 2015-03-24 |