Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4496738 | Process for preparing 1,2,4-triazole derivatives | Eberhard Ammermann, Gerhard Hamprecht, Ernst-Heinrich Pommer | 1985-01-29 |
| 4298731 | Benzothiadiazine compounds | Gerhard Hamprecht, Hans Urbach, Bruno Wuerzer | 1981-11-03 |
| 4200743 | Preparation of 1-cyano-2,1,3-benzothiadiazinones | Friedrich Linhart, Gerhard Hamprecht | 1980-04-29 |