Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5723454 | Method for obtaining estrogens from pregnant mare urine by solid phase extraction on a semi-polar adsorber resin | Ivan Ban, Henning Heinemann, Heinz-Helmer Rasche | 1998-03-03 |