Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606884 | Sinterable lithium disilicate glass ceramic | Marcel Schweiger, Martin Frank, Volker Rheinberger | 2003-08-19 |
| 6514893 | Sinterable lithium disilicate glass ceramic | Marcel Schweiger, Martin Frank, Volker Rheinberger | 2003-02-04 |