Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6274153 | Structured cosmetic material comprising .kappa.-carragheen which forms a three-dimensional network | Willy Weiss, Michael S. Healy | 2001-08-14 |
| 4748991 | Stick-like body of compact powder | Hans Hofman, Matthias Hempel, Klaus Weber | 1988-06-07 |