Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5589430 | Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance | Johannes Ernst, Claudia Drabent | 1996-12-31 |
| 5518974 | Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance | Johannes Ernst, Claudia Drabent | 1996-05-21 |
| 5424257 | Ceramic moldings composed of aluminum oxide having high metallization adhesion | Bralt R. Schat, Jürgen Ruska | 1995-06-13 |