Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6517815 | Cleaning agent for dental use comprising a combination of polishing agents based on a silicic acid and aluminum oxide | Peter Wuelknitz | 2003-02-11 |
| 6506366 | Liquid tooth cleaning gel | Dorothea Gregori, Miracle Pujol, Maria Rosa Carbó | 2003-01-14 |