Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198653 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, David Bruce Parker, Ray Perkins, Wei Xu | 2021-12-14 |
| 11021414 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, David Bruce Parker, Ray Perkins, Wei Xu | 2021-06-01 |
| 11001537 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, David Bruce Parker, Ray Perkins, Wei Xu | 2021-05-11 |