Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7108075 | Seedbed preparation implement having rotary disc with adjustable gang angle | Jeffrey Powell | 2006-09-19 |
| 7000708 | Seedbed preparation implement having rotary disc with adjustable gang angle | Jeffrey Powell | 2006-02-21 |
| 6612381 | Seedbed preparation implement having rotary disc with adjustable gang angle | Jeffrey Powell | 2003-09-02 |