Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11154908 | Separating apparatus for polysilicon | Simon Ehrenschwendtner, Thomas Hinterberger, Hans-Guenther Wackerbauer | 2021-10-26 |
| 11059072 | Screen plate for screening plants for mechanical classification of polysilicon | Andreas Bergmann, Simon Ehrenschwendtner, Christian Fraunhofer | 2021-07-13 |