Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056653 | Hybrid electric tool carrier | Kenneth Edward Hunt, Philip Eugene Ferree | 2011-11-15 |
| 7893554 | Turbo compounding system | Ronnie Dean Stahlhut | 2011-02-22 |
| 7887033 | Suspension system having active compensation for vibration | Ronnie Dean Stahlhut, Troy E. Schick, Bernard Edwin Romig | 2011-02-15 |