Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629302 | Biotenside esters and phosphatides with vitamin-D and vitamin-E compounds; processes for their preparation; spontaneously dispersible agents containing these compounds, and their use for the treatment of tumors | Conrad H. Eugster, Walter Haldemann, Giorgio Rivara | 1997-05-13 |
| 5593691 | Biotenside solvents for pharmaceuticals and cosmetics | Conrad H. Eugster, Walter Haldemann, Giorgio Rivara | 1997-01-14 |