Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845096 | Benzofuran derivatives and antiulcerogenic agents containing same | Klaus Ruebsamen | 1989-07-04 |
| 4820821 | Novel pyridazinone-imines and their physiologically tolerated addition salts with acids, their preparation and therapeutic agents containing these compounds | Rudolf Kropp, Marco Thyes, Albrecht Franke, Franz Reicheneder, Dora I. Reicheneder +5 more | 1989-04-11 |