Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11553650 | Combine harvester concave assembly and attachment method | Aaron S. Ritter, Kevin P. Hurley, David Rix, Eric L. Bortner | 2023-01-17 |
| 10602667 | Combine harvester concave assembly and attachment method | Aaron S. Ritter, Kevin P. Hurley, David Rix, Eric L. Bortner | 2020-03-31 |