Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7051663 | Pivoting planting units vertically | Bradley John Meyer, Robert Bennett, William Douglas Graham | 2006-05-30 |
| 6688242 | Frame folding arrangement with vertically pivoting planting units | Bradley John Meyer, Robert Bennett, Richard Hugo Clark, William Douglas Graham | 2004-02-10 |
| 6588351 | Planting unit lockup device for seeding machine | Bradley John Meyer | 2003-07-08 |
| 6581530 | Folding walkway for seeding machine | Bradley John Meyer, Nathan A. Mariman, William Douglas Graham | 2003-06-24 |