Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269747 | Method for producing polycrystalline silicon | Markus Wenzeis, Thomas Schröck | 2025-04-08 |
| 12180078 | Process for producing polycrystalline silicon | Paul Bönisch | 2024-12-31 |
| 11965264 | Electrode for depositing polycrystalline silicon | Heinz Kraus | 2024-04-23 |
| 8679251 | Method and an apparatus for growing a silicon single crystal from a melt | — | 2014-03-25 |
| 8628613 | Method for producing semiconductor wafers composed of silicon with reduced pinholes | Martin Weber, Werner Schachinger | 2014-01-14 |
| 8460462 | Method and an apparatus for growing a silicon single crystal from a melt | — | 2013-06-11 |