Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216171 | 2-amino-4-trichloropyridine derivatives | Helmut Hagen, Hans Ziegler, Juergen Pfister, Gerhard Nilz, Gisela Lorenz | 1993-06-01 |
| 4925476 | Azole hemiaminal derivatives and their use as nitrification inhibitors | Klaus Wagner, Norbert Rieber, Ernst-Heinrich Pommer | 1990-05-15 |
| 4673429 | Nitrification-inhibiting 1-hydroxypyrazole derivatives | Norbert Rieber, Heinrich Boehm, Ernst-Heinrich Pommer | 1987-06-16 |
| 4602927 | 4-alkylimidazole derivatives and their use as nitrification inhibitors | Toni Dockner, Ernst-Heinrich Pommer | 1986-07-29 |