Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060097 | Excavation system having inter-machine monitoring and control | Paul Russell Friend, Kenneth L. Stratton, Michael Brandt, James D. Humphrey | 2018-08-28 |
| 9803337 | System and method for in-pit crushing and conveying operations | James D. Humphrey, Paul Russell Friend | 2017-10-31 |