Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6884793 | Combination preparation for contraception based on natural estrogens | Michael Dittgen, Sabine Fricke, Herbert Hoffmann, Claudia Moore, Michael Oettel | 2005-04-26 |
| 6133251 | Combination compound for contraception based on natural estrogen | Michael Dittgen, Sabine Fricke, Herbert Hoffmann, Claudia Moore, Michael Oettel | 2000-10-17 |