Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36243 | Coulter wheel assembly including applying dry or liquid fertilizer | Ray Rawson | 1999-07-06 |
| 5473999 | One pass seedbed preparation device and system | Ray Rawson | 1995-12-12 |
| 5370068 | Coulter fertilizer applicator unit | Ray Rawson | 1994-12-06 |
| 4987841 | Coulter wheel assembly including applying dry or liquid fertilizer | Ray Rawson | 1991-01-29 |