Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520706 | Process for the oxidation dyeing of keratinous fibers using water vapor | Henri Samain | 1996-05-28 |
| 5496377 | Process for the direct dyeing of keratinous fibres using water vapor | Henri Samain | 1996-03-05 |