Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228907 | Polymerizable dental material | Regina Eppinger, Detlef Heindl, Peter J. Kohler, Joachim Fritze | 1993-07-20 |
| 5089051 | Adhesion-promoting dental composition | Regina Eppinger, Roland Schaefer | 1992-02-18 |
| 4640936 | Photopolymerizable phosphate-containing adhesion promoting dental composition | Ralf Janda | 1987-02-03 |
| 4636533 | Photopolymerizable adhesion promoting dental composition | Ralf Janda | 1987-01-13 |