Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5589430 | Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance | Wolfgang Krahn, Johannes Ernst | 1996-12-31 |
| 5518974 | Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance | Wolfgang Krahn, Johannes Ernst | 1996-05-21 |