Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5264411 | Herbicidal method comprising the use of diflufenican | Richard H. Hewett | 1993-11-23 |
| 5013353 | Herbicidal method using diflufenican | Richard H. Hewett | 1991-05-07 |
| 4990177 | Herbicidal method using diflufenican | Richard H. Hewett | 1991-02-05 |