Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10945934 | Method of strengthening hair fibers and protecting dyed hair color from fading or wash-out | Emmanuel Paul Jos Marie Everaert, Gijsbert Kroon | 2021-03-16 |
| 10568823 | Method of strengthening hair fibers and protecting dyed hair color from fading or wash-out | Emmanuel Paul Jos Marie Everaert, Gijsbert Kroon | 2020-02-25 |
| 9782609 | Dihydroxyalkyl substituted polygalactomannan, and methods for producing and using the same | Michael Franzke, Gijsbert Kroon | 2017-10-10 |