Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859460 | Method for reinforcement or permanent deformation of hair | Claude Mahieu | 1989-08-22 |
| 4844889 | Cosmetic composition containing an amide-amine type condensate, and a cosmetic treating process using said condensate | Claude Mahieu | 1989-07-04 |