Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590095 | Method of preparing a cellulose carbamate solution | Harry Schleicher, Hermann Lang | 2003-07-08 |
| 4664105 | Absorbing wound dressing and method for making the same | Horst Dautzenberg, Fritz Loth, Dieter Bertram, Herbert Lettau, Jiri Stamberg | 1987-05-12 |
| 4599209 | Method of producing absorbing wound dressing | Horst Dautzenberg, Fritz Loth, Dieter Bertram, Herbert Lettau, Jiri Stamberg +1 more | 1986-07-08 |