Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698612 | Thermoplastically workable, biodegradable moulding compositions | Joachim Simon, Hanns P. Muller, Dirk Dijkstra, Jurgen Engelhardt, Volkhard Muller | 1997-12-16 |
| 5639865 | Thermoplastic biodegradable polysaccharide derivatives, process for the manufacture thereof and use thereof | Jochen Kalbe, Hanns P. Muller, Rainhard Koch, Jurgen Engelhardt, Wolfgang Koch +1 more | 1997-06-17 |