Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8951509 | Heterocyclic substituted condensation polymers | Raphael Beumer, Franciscus Johannes Marie Derks | 2015-02-10 |
| 8815225 | Hair care compositions | Raphael Beumer, Franciscus Johannes Marie Derks | 2014-08-26 |