Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11812846 | Heating and cooling supply for facial brush | Joldert Maria Boersma, Marc Leendert Verwillegen | 2023-11-14 |
| 11259627 | Heating and cooling supply for facial brush | Joldert Maria Boersma, Marc Leendert Verwillegen | 2022-03-01 |