Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833394 | Polymerizable dental material based on chromophoric xerogels | Stefan Spange, Volker Rheinberger, Peter Burtscher | 2004-12-21 |
| 6794520 | Hydrolyzable and polymerizable silanes based on methylene dithiepane | Sabine Stein, Thomas Völkel, Volker Rheinberger | 2004-09-21 |
| 6713555 | Hydrolyzable and polymerizable silanes based on methylene dithiepane | Sabine Stein, Thomas Völkel, Volker Rheinberger | 2004-03-30 |
| 6710149 | Hydrolysis-stable and polymerizable acrylophosphonic acid | Andre Rumphorst, Volker Rheinberger, Frank Zeuner | 2004-03-23 |