Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968484 | Cosmetic preparations comprising photostable UV-A filters | Alexander Aumueller, Volker Schehlmann, Horst Westenfelder, Thomas Wunsch | 1999-10-19 |
| 5945091 | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters | Alexander Aumuller, Volker Schehlmann, Horst Westenfelder, Thomas Wunsch | 1999-08-31 |