Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7771734 | Process to color and permanently restructure hair | Dieter Schonert | 2010-08-10 |
| 7273058 | Method for simultaneously dyeing and permanent shaping of hair | Dieter Schonert, Uwe Lenz | 2007-09-25 |
| 6945254 | Method for simultaneously dyeing and permanent shaping of hair | Dieter Schonert, Uwe Lenz | 2005-09-20 |