Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690921 | Hair fixing composition in the form of an aqueous solution, foam or gel | Thomas Clausen | 1997-11-25 |
| 5635170 | Composition and method for permanent shaping of hair | Gerhard Maresch | 1997-06-03 |