Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9248319 | Composite particles for use in oral hygiene | Wojciech Pisula, Stephanie Schäffer, Juri Tschernjaew, Rainer Hahn | 2016-02-02 |
| 6613309 | Inhomogeneous silicas in dental care compositions | Stefan Uhrlandt, Ralf Schmoll | 2003-09-02 |
| 5591307 | Paper containing a filler | — | 1997-01-07 |