Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6152237 | Method for automatically controlling the articulation angle of a motor grader | Matthew A. Hartman, Craig B. Kelley, Mark D. Shane, Daniel E. Shearer | 2000-11-28 |
| H1851 | Motor grader having dual steering mechanisms | Craig B. Kelley, Matthew A. Hartman, Mark D. Shane, Daniel E. Shearer | 2000-06-06 |