Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629002 | Cosmetic or pharmaceutic preparations for improving hair quaility and stimulating growth of the hair | Wolfgang Weuffen, Christel Tirsch, Hans Meffert, Stefan Koch, Dagmar Sima | 1997-05-13 |