Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8384618 | Display apparatus | Frank-Oliver Karutz, Birgit Rottenkolber, Bertold Engler, Klaus Beck | 2013-02-26 |
| 8049680 | Method for improving vision of a low-vision person and viewing aid | Bernd Spruck, Birgit Rottenkolber, Simon Brattke, Martin Edelmann, Ruediger Landsinger | 2011-11-01 |