Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726387 | Hair dyeing or cosmetic unit | Norbert Dumler | 2004-04-27 |
| 6702494 | Cosmetic unit | Norbert Dumler | 2004-03-09 |
| 6692875 | Mask for optical projection systems, and a process for its production | Fritz Gans, Rainer Pforr, Jorg Thiele | 2004-02-17 |