Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931188 | Dental color key | Gottfried Rohner, Michael Brotzge | 2018-04-03 |
| 9008417 | Dental color analyzing device and methof of use | Gottfried Rohner, Michael Brotzge | 2015-04-14 |
| 8624167 | Device for making a muffle | — | 2014-01-07 |
| 6968247 | Method and apparatus for producing a dental product | Andreas Rathke, Andreas Reindl, Frank M. Kretschmar | 2005-11-22 |