Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11529304 | Method for dyeing keratin material by means of a dyeing agent and an acidic posttreatment agent | Costanze Neuba, Daniela Kessler-Becker, Torsten Lechner | 2022-12-20 |
| 11497699 | Oxidative dye in red shades with improved fastness and improved homogeneity | Jing Hodes, Daniela Kessler-Becker, Melanie Moch | 2022-11-15 |