Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304306 | Implement and spring tine mounting therefore | Phillip E. Stevens | 1981-12-08 |
| 4197916 | Root crop harvester | Virgil Dean Haverdink, Fred C. Livesay, Jr. | 1980-04-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304306 | Implement and spring tine mounting therefore | Phillip E. Stevens | 1981-12-08 |
| 4197916 | Root crop harvester | Virgil Dean Haverdink, Fred C. Livesay, Jr. | 1980-04-15 |