Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10831031 | Spectacle lens for a display device that can be fitted on the head of a user and generates an image and display device with such a spectacle lens | Hans-Juergen Dobschal | 2020-11-10 |