Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821926 | Carbamoyl triazolinone based herbicide | Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Rolf Pontzen, Klaus-Helmut Muller | 2004-11-23 |
| 6734139 | N-aryl-uracile-based herbicides | Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Birgit Krauskopf, Rolf Pontzen +2 more | 2004-05-11 |