Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321980 | Lithium silicate glass ceramic and glass with trivalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2019-06-18 |
| 10227255 | Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide | Christian Ritzberger, Wolfram Höland, Volker Rheinberger | 2019-03-12 |