Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6037467 | Methods for preparing carbohydrate-containing hydrophilic polymers | Wilhelm Stahl, Michael Ahlers, Axel Walch, Gerhard Kretzschmar, Susanne Grabley +1 more | 2000-03-14 |
| 5470843 | Carbohydrate-containing polymers, their preparation and use | Wilhelm Stahl, Michael Ahlers, Axel Walch, Gerhard Kretzschmar, Susanne Grabley +1 more | 1995-11-28 |