Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D645479 | Mower disc | Philip J. Ehrhart, Mark D. Layton, Martin J. Roberge | 2011-09-20 |
| 7954309 | Apparatus to improve modular cutterbar connecting shaft spline durability | Philip J. Ehrhart | 2011-06-07 |