Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198653 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu | 2021-12-14 |
| 11021414 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu | 2021-06-01 |
| 11001537 | Liquid formulations of urease inhibitors for fertilizers | Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu | 2021-05-11 |
| 10974999 | Increased longevity of the nitrogen content of soil through improved liquid delivery formulations of nitrification inhibitors designed for urea and manure based fertilizers | Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more | 2021-04-13 |