Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693669 | Tilidine dihydrogen orthophosphate, method of preparing it and pharmaceutical preparation containing it | Wolfgang Herrmann, Armin Knapp | 1997-12-02 |
| 5456024 | Method of and apparatus for the treatment of refuse or garbage especially household refuse | Ralf Klausmann | 1995-10-10 |