Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716418 | Coloring of keratin-containing fibers with preparations which contain alkyl glycosides and oxidation dye precursors | Iduna Matzik, Horst Hoeffkes, Detlef Hollenberg, Reinhard Mueller, Manuela Ehlert | 1998-02-10 |