Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648096 | Process for the production of microcapsules | Bruno Gander | 1997-07-15 |
| 5603948 | Active ingredient patch for low-melting and/or volatile active ingredients | Klaus Nagels, Dietrich Schacht, Hans-Michael Wolff | 1997-02-18 |