Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8090560 | Systems and methods for haul road management based on greenhouse gas emissions | Jonny Ray Greiner, Yang Liu | 2012-01-03 |
| 8014924 | Systems and methods for improving haul road conditions | Jonny Ray Greiner, Yang Liu | 2011-09-06 |