Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844908 | Concentrated high-speed rigid hub | Richard L. Christie, Ryan J. K. Christie | 2020-11-24 |
| 10820462 | Variable tooth coulter blade with sized inserts | Richard L. Christie, Ryan J. K. Christie | 2020-11-03 |
| 10624252 | Rotary harrow disks and devices | — | 2020-04-21 |