Issued Patents All Time
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871652 | Method for permanently shaping keratin fibers, and agents | Thorsten Knappe, Hartmut Manneck, Dirk Bichels | 2005-03-29 |
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871652 | Method for permanently shaping keratin fibers, and agents | Thorsten Knappe, Hartmut Manneck, Dirk Bichels | 2005-03-29 |