Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964586 | Method for obtaining a natural mixture of conjugated equine estrogens | Heinz-Helmer Rasche, Sabine Banschbach | 2011-06-21 |
| 7220733 | Separation of cresol from mares' urine | Heinz-Helmer Rasche, Kerstin Woltmann | 2007-05-22 |