Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017953 | Luminescence diode chip with current spreading layer and method for producing the same | Berthold Hahn, Ralph Wirth, Magnus Ahlstedt, Stefan Illek, Klaus Streubel | 2011-09-13 |