Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D505137 | Deep tillage ripper point | David L. Steinlage, Aron Wesley Fleichmann, Brian E. Myers | 2005-05-17 |
| 6814151 | Knock-on sweep structure having mounting side surfaces diverging at different rates in the wedging direction | Donald Ray Peck, Benoit Jocelyn Poutre | 2004-11-09 |
| 6585058 | Knock-on sweep structure and tools therefor | Richard David Zaun, Benoit Jocelyn Poutre, Donald Ray Peck, Richard Wayne Hook, James Michael VanAuwelaer +1 more | 2003-07-01 |