Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10832953 | Technological method for preventing, by means of buried etch stop layers, the creation of vertical/lateral inhomogeneities when etching through-silicon vias | Matthias Wietstruck, Mehmet Kaynak, Philip Kulse, Marco Lisker, Dirk Wolansky | 2020-11-10 |
| 9508824 | Method for fabricating a bipolar transistor having self-aligned emitter contact | Alexander J. Fox, Bernd Heinemann | 2016-11-29 |
| 8933537 | Bipolar transistor having self-adjusted emitter contact | Alexander J. Fox, Bernd Heinemann | 2015-01-13 |
| 7880270 | Vertical bipolar transistor | Bernd Heinemann, Holger Rücker, Jürgen Drews | 2011-02-01 |