Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988953 | UV absorbing chromophores covalently bonded to hyperbranched polymers | Alexander Poschalko, Volker Schehlmann | 2011-08-02 |
| 7897779 | Ionic UV-A sunscreens and compositions containing them | Katja Berg-Schultz, Daniel Sprenger | 2011-03-01 |