Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913798 | Armrest mounted grader control | James Michael Frett, Charles Jon Paul Asp, Darrell Jeffrey Rowan, Martin Lavern Ruhter, Richard John Gotto +3 more | 2011-03-29 |
| 7866150 | Load sense boost device | Darrell Jeffrey Roway, Ryan Matthew Lutze | 2011-01-11 |