Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5037828 | Piperazine derivatives, uses thereof and pharmaceutical compositions containing them | Gisbert Sponer, Jurgen Engel, Bernhard Kutscher, Georg Niebch, Marianne Siebert-Weigel | 1991-08-06 |