Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160687 | Lithium silicate glass ceramic and glass with tetravalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2018-12-25 |
| 10136973 | Lithium silicate materials | Marcel Schweiger, Volker Rheinberger, Harald Bürke, Wolfram Höland, Christian Ritzberger +1 more | 2018-11-27 |