Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844513 | Method for producing a semiconductor wafer of monocrystalline silicon, device for producing a semiconductor wafer of monocrystalline silicon and semiconductor wafer of monocrystalline | Walter Heuwieser, Dieter Knerer, Masamichi Ookubo | 2020-11-24 |
| 9249525 | Ring-shaped resistance heater for supplying heat to a growing single crystal | Dieter Knerer | 2016-02-02 |
| 8628613 | Method for producing semiconductor wafers composed of silicon with reduced pinholes | Martin Weber, Piotr Filar | 2014-01-14 |