Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9463150 | Agent for coloring and/or lightening keratinic fibers without ammonia odor | Manuela Ehlert, Irmgard Bender, Mechtild Grunwald, Constanze Neuba, Norbert Schettiger +3 more | 2016-10-11 |
| 8734530 | Colorants in foam form | Frank Janssen, Jurgen Schopgens, Armin Wadle, Udo Erkens | 2014-05-27 |