Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10039701 | Permanent hair colorants based on a cream-like carrier and a combination of tris(hydroxymethyl) aminomethane, at least an amino acid and an oxidative dye | Otto Gottel | 2018-08-07 |