Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835064 | Light hardening device and method for hardening a polymerizable mass for dental applications | Wolfgang Plank, Gottfried Rohner | 2004-12-28 |
| 6833394 | Polymerizable dental material based on chromophoric xerogels | Stefan Spange, Norbert Moszner, Volker Rheinberger | 2004-12-21 |
| 6821117 | Light hardening apparatus for effecting the light hardening of dental restoration pieces | Wolfgang Plank, Gottfried Rohner | 2004-11-23 |