Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752301 | Trenching system | Michael C. Ruhl, Vernon T. Stellman, Steven P. Seabolt, Andrew S. Schuermann | 2017-09-05 |
| 9695573 | Trenching system with hydraulically adjustable hub | Cody L. Sewell, Michael C. Ruhl, Vernon T. Stellman, Steven P. Seabolt, Andrew A. Schuermann | 2017-07-04 |