Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880805 | Use of alkylenediamine derivatives for the treatment of blood flow disturbances and pharmaceutical compositions containing them | Erwin Bohm, Jens-Peter Holck, Wolfgang Kampe, Bernd Muller-Beckmann, Klaus Strein | 1989-11-14 |
| 4824963 | Process for the preparation of optically-active carbazole derivatives | — | 1989-04-25 |