Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017953 | Luminescence diode chip with current spreading layer and method for producing the same | Berthold Hahn, Ralph Wirth, Tony Albrecht, Magnus Ahlstedt, Stefan Illek | 2011-09-13 |
| 7989830 | Optoelectronic thin-film chip | Ralph Wirth | 2011-08-02 |
| 7875961 | Semiconductor substrate of GaAs and semiconductor device | Norbert Linder, Günther Grönninger, Peter Heidborn, Siegmar Kugler | 2011-01-25 |
| 7872210 | Method for the connection of two wafers, and a wafer arrangement | — | 2011-01-18 |