Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7104341 | Low disturbance deep tillage point | David L. Steinlage, Aron Wesley Fleichmann, Mark D. Beeck | 2006-09-12 |
| D505137 | Deep tillage ripper point | David L. Steinlage, Aron Wesley Fleichmann, Mark D. Beeck | 2005-05-17 |
| 6810968 | Parallel cylinder lift structure for an implement | — | 2004-11-02 |
| 6758284 | Structure for converting an integral implement to a drawn type | — | 2004-07-06 |
| 6502644 | Leveling wheel structure for a minimum tillage ripper | David L. Steinlage | 2003-01-07 |
| 6443237 | Minimum tillage ripper point with fin | David L. Steinlage | 2002-09-03 |