Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857081 | Stable color-protecting hair treatment agent comprising lanthanide salt | Rene Krohn | 2020-12-08 |
| 10780038 | Hair treatment agent containing at least one acid protein and at least one salt | Rene Krohn | 2020-09-22 |
| 10653599 | Hair treatment agent with a polyvalent cation II | Rene Krohn | 2020-05-19 |