Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616935 | Method of filtering UV- light | Holger Bengs | 2003-09-09 |
| 6548075 | Cosmetic or medical preparation for topical use | Holger Bengs, Arnold Schneller, Jürgen Grande, Silke Schuth, Gitte Böhm | 2003-04-15 |