Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959926 | Hair treatment agent with a polyvalent metal cation I | Erik Schulze zur Wiesche | 2021-03-30 |
| 10945941 | Powerful hair treatment agent with anti-washout effect | Volker Scheunemann, Erik Schulze zur Wiesche | 2021-03-16 |
| 10933005 | Powerful hair treatment agent having anti-washout effect | Volker Scheunemann, Erik Schulze zur Wiesche | 2021-03-02 |