Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5830920 | Sulfuric acid esters of sugar alcohols | Alexander Chucholowski, Jurgen Fingerle, Niggi Iberg, Hans-Peter Marki, Michael Pech +4 more | 1998-11-03 |
| 5767268 | Sulfuric acid esters of amino sugars | Alexander Chucholowski, Jurgen Fingerle, Niggi Iberg, Hans-Peter Marki, Michael Pech +4 more | 1998-06-16 |
| 5521160 | Sulfuric acid esters of sugar alcohols | Alexander Chucholowski, Jurgen Fingerle, Niggi Iberg, Hans-Peter Marki, Michael Pech +4 more | 1996-05-28 |