Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820337 | 1-(2-oxyaminosulphonylphenylsulphonyl)-3-triazinyl-ureas | Hans-Joachim Diehr, Christa Fest, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister +5 more | 1989-04-11 |
| 4802910 | Herbicidal acylated sulphonylguanidines | Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Hans-Jochem Riebel, Hans-Joachim Santel +1 more | 1989-02-07 |