Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293191 | Hair-conditioning agent and method for oxidative hair dyeing with improved brightening performance | Sylvia Kerl, Susanne Bietz, Thomas Hippe | 2019-05-21 |
| 10265252 | Odor-reducing developer for oxidation dyes | Stefan Hoepfner, Matthias Schweinsberg, Astrid Kleen-Fehres | 2019-04-23 |