Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9181633 | Device and process for heating III-V wafers, and annealed III-V semiconductor single crystal wafer | Stefan Eichler, Thomas Bünger, Berndt Weinert, Frank Börner | 2015-11-10 |
| 9103048 | Device and process for producing poly-crystalline or multi-crystalline silicon; ingot as well as wafer of poly-crystalline or multi-crystalline silicon produced thereby, and use for the manufacture of solar cells | Berndt Weinert, Stefan Eichler | 2015-08-11 |
| 8723288 | Method of cutting single crystals | Ralf Hammer | 2014-05-13 |
| 8097080 | Method of cutting single crystals | Ralf Hammer | 2012-01-17 |
| 8025729 | Device and process for heating III-V wafers, and annealed III-V semiconductor single crystal wafer | Stefan Eichler, Thomas Bünger, Berndt Weinert, Frank Börner | 2011-09-27 |