Issued Patents All Time
Showing 51–75 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092917 | Herbicidal aminoguanidinoazines | Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Hans-Joachim Santel +2 more | 1992-03-03 |
| 5091529 | Herbicidal substituted sulphonylaminoazoles | Rolf Kirsten, Joachim Kluth, Christa Fest, Ernst Rudolf F. Gesing, Klaus-Helmut Muller +5 more | 1992-02-25 |
| 5089627 | Herbicidal substituted 4-sulphonylamino-2-azinyl-2,4-triazol-3-ones | Klaus-Helmut Muller, Rolf Kirsten, Joachim Kluth, Klaus Konig, Peter Babczinski +3 more | 1992-02-18 |
| 5086177 | Preparation of oxyguanidines | Klaus-Helmut Muller | 1992-02-04 |
| 5086174 | Preparation of sulphonylisothioureas | — | 1992-02-04 |
| 5085687 | Herbicidal substituted 4-sulphonylamino-2-azinyl-1,2,4-triazol-3-ones | Klaus Muller, Rolf Kirsten, Joachim Kluth, Klaus Konig, Peter Babczinski +3 more | 1992-02-04 |
| 5021082 | Herbicidal substituted sulphonylaminoazoles | Rolf Kirsten, Joachim Kluth, Christa Fest, Ernst Rudolf F. Gesing, Klaus-Helmut Muller +5 more | 1991-06-04 |
| 4990637 | 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides | Christa Fest, Klaus-Helmut Muller, Theodor Pfister, Ernst Kysela, Hans-Joachim Santel +2 more | 1991-02-05 |
| 4988379 | Sulphonyliso(thio)urea derivatives as herbicides | Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller +6 more | 1991-01-29 |
| 4988381 | Herbicidal substituted 4-sulphonylamino-2-azinyl-1,2,4-triazol-3-ones | Klaus-Helmut Muller, Rolf Kirsten, Joachim Kluth, Klaus Konig, Peter Babczinski +3 more | 1991-01-29 |
| 4980469 | Preparation of oxyguanidines | Klaus-Helmut Muller | 1990-12-25 |
| 4968796 | Preparation of sulphonylisothioureas | — | 1990-11-06 |
| 4952233 | Herbicidal sulphonylaminoguanidinoazines | Klaus-Helmut Muller, Christa Fest, Rolf Kirsten, Theodor Pfister, Hans-Joachim Santel +2 more | 1990-08-28 |
| RE33298 | 1-(2-oxyaminosulphonylphenylsulphonyl)-3-heteroaryl-ureas | Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller +5 more | 1990-08-14 |
| 4941912 | Herbicidal substituted sulphonylaminoazoles | Rolf Kirsten, Joachim Kluth, Christa Fest, Ernst Rudolf F. Gesing, Klaus-Helmut Muller +5 more | 1990-07-17 |
| 4927454 | Substituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides | Christa Fest, Klaus-Helmut Muller, Theodor Pfister, Ernst Kysela, Hans-Joachim Santel +2 more | 1990-05-22 |
| 4923505 | Sulphonyliso(thio)ureas | Christa Fest, Klaus-Helmut Muller, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang | 1990-05-08 |
| 4911752 | Halogenoalkoxy-phenylsulphonylisothioureidoazine herbicidal agents | Christa Fest, Klaus-Helmut Muller, Theodor Pfister, Hans-Joachim Santel, Robert R. Schmidt | 1990-03-27 |
| 4880932 | Substituted guanidine derivatives | Koichi Moriya, Theodor Pfister, Ludwig Eue, Robert R. Schmidt, Klaus Lurrsen | 1989-11-14 |
| 4846879 | Phenylsulphonylisourea herbicides | Christa Fest, Hans-Joachim Santel, Robert R. Schmidt, Robert H. Strang | 1989-07-11 |
| 4845249 | 4-fluoro-3-bromo benzaldehyde acetals | Rainer Fuchs, Fritz Maurer, Uwe Priesnitz, Erich Klauke | 1989-07-04 |
| 4844730 | Substituted guanidine derivatives | Koichi Moriya, Theodor Pfister, Ludwig Eue, Robert R. Schmidt, Klaus Lurssen | 1989-07-04 |
| 4840661 | Sulphonyliso(thio)urea derivatives and herbicidal use thereof | Hans-Joachim Diehr, Christa Fest, Rolf Kristen, Joachim Kluth, Klaus-Helmut Muller +6 more | 1989-06-20 |
| 4822406 | O-aryl-N'-(triazin-2-yl)-isourea herbicides | Christa Fest, Hans-Joachim Santel, Robert R. Schmidt, Robert H. Strang | 1989-04-18 |
| 4820337 | 1-(2-oxyaminosulphonylphenylsulphonyl)-3-triazinyl-ureas | Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller +5 more | 1989-04-11 |