Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168784 | Self-propelled windrower tailwheel non-zero caster for stability | David M. DeChristopher, Benjamin C. Diem | 2015-10-27 |
| 9101090 | Windrower autoguidance hydraulic steering interface | Philip J. Ehrhart, Mark D. Layton, Cecil R. Sudbrack | 2015-08-11 |
| 9096268 | Control group mounting relative to controlled hardware | Philip J. Ehrhart | 2015-08-04 |
| 8997902 | Windrower steering system | Philip J. Ehrhart, Jeffrey B. Fay, II, Mark D. Layton | 2015-04-07 |