Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447919 | Sulfated oligosaccharides | Niggi Iberg, Thomas B. Tschopp, Hans Peter Wessel | 1995-09-05 |
| 5298616 | Sulfated O-polysaccharide-trehaloses | Niggi Iberg, Michel Trumtel, Thomas B. Tschopp, Hans Peter Wessel | 1994-03-29 |