Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545978 | Hair-dyeing process involving protection of the scalp | Gregoire Kalopissis, Bernard Jacquet, Daniel Bauer, Jean Phillipe Chalaye | 1985-10-08 |
| 4402698 | Hair-dyeing process involving protection of the scalp | Gregoire Kalopissis, Bernard Jacquet, Daniel Bauer, Jean Phillipe Chalaye | 1983-09-06 |