Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641064 | Complete drying method for hydrogels | Joachim Dentler, Norbert Herfert, Helmut Klotzsche, Rudolf Schliwa | 2003-11-04 |
| 6565768 | Method for producing water-swellable hydorphilic polymers, said polymers and use thereof | Joachim Dentler, Norbert Herfert, Rudolf Schliwa, Fritz Engelhardt | 2003-05-20 |