Issued Patents 1989
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802910 | Herbicidal acylated sulphonylguanidines | Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Hans-Jochem Riebel +1 more | 1989-02-07 |
| 4799951 | 5-acylamino-pyrazole derivatives, composition containing them and herbicidal method of using them | Jorg Stetter, Otto Schallner, Reinhold Gehring, Hans-Joachim Santel, Klaus Lurssen +1 more | 1989-01-24 |
| 4797484 | "Process for the preparation of N'-sulphonyl- and N',N""-bis-sulphonyl-guanidine derivatives" | Koichi Moriya, Theodor Pfister, Hans-Jochem Riebel, Ludwig Eue, Klaus Lurssen | 1989-01-10 |
| 4797146 | Herbicidal 2-[4-substituted carboxyamino-phenyl mercapto)]-subsituted pyrimidines | Klaus Sasse, Hermann Hagemann, Hans-Joachim Santel | 1989-01-10 |