Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060202 | Method for pulling a single crystal composed of semiconductor material from a melt contained in a crucible | Walter Heuwieser | 2021-07-13 |
| 11021808 | Method and apparatus for pulling a single crystal by the FZ method | — | 2021-06-01 |
| 10988856 | Method for pulling a single crystal by the FZ method comprising reducing the power of a melting apparatus based on geometrical dimensions of the drop | — | 2021-04-27 |
| 10907271 | Method for pulling a single crystal by the FZ method comprising dynamically adapting the power of a melting apparatus based on a position of lower and upper phase boundaries | — | 2021-02-02 |
| 10738392 | Method for determining and regulating a diameter of a single crystal during pulling of the single crystal | Thomas Aubrunner | 2020-08-11 |
| 9340897 | Method for controlling the diameter of a single crystal to a set point diameter | — | 2016-05-17 |
| 8906157 | Method for pulling a single crystal composed of silicon with a section having a diameter that remains constant | Wilfried von Ammon, Claus Kropshofer | 2014-12-09 |