Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880818 | 1-Acyl-4-[1-(4-quinolinyl)-hydrazin-2-ylidene]piperidines and their use as hypotensive agents | Helen Hu Ong | 1989-11-14 |
| 4845091 | Substituted 3-amino-sydnonimines, their use and pharmaceutical products containing them | Rudi Beyerle, Helmut Bohn, Melitta Just, Piero Martorana, Rolf-Eberhard Nitz | 1989-07-04 |