Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6136925 | Hydroxyl group-containing covalently bound polymer separating materials and processes for their preparation | Egbert Muller, Lothar Britsch | 2000-10-24 |
| 5439979 | Separating materials | Joachim Kinkel | 1995-08-08 |