Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835603 | Method for producing semiconductor laser components | Stefan Grötsch | 2004-12-28 |
| 6818470 | Process for producing a thermoelectric converter | Karl-Heinz Schlereth, Harald Boettner, Axel Schubert | 2004-11-16 |
| 6778576 | Encapsulated illumination unit | Stefan Groetsch, Helmut Rost | 2004-08-17 |