Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11109134 | Invisible headliner microphone | Marco Salvatore Riemann, Darin Krajewski, Marian Avram | 2021-08-31 |
| 10945060 | Invisible headliner microphone | Marco Salvatore Riemann, Darin Krajewski, Zoltan Giang-Son Kleinheincz, Florian Czinege | 2021-03-09 |