Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7132000 | Agents for oxidatively dying keratin fibers | Hansruedi Muerner, Manuela Javet | 2006-11-07 |
| 6793687 | Diaminopyrazole derivatives and oxidation hair dyes containing pyrazolone derivatives | Manuela Javet, Christel Dousse | 2004-09-21 |
| 6171347 | Compositions, methods and kits for reductively removing color from dyed hair | Manuela Kunz | 2001-01-09 |
| 6106579 | Compositions and methods for dyeing and safe decolorizing of fibers, especially hair, and multi-part kit for repeatedly changing dyed fiber color | Manuela Kunz, Christel Dousse | 2000-08-22 |
| 5849041 | Oxidation hair dye composition and method of dyeing hair using same | Manuela Kunz | 1998-12-15 |