Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11019218 | Talk station for intercom network | Stephan SCHAAF, Bernhard Hanisch, Thomas Riedel | 2021-05-25 |
| 10284698 | Speech station for intercom network | Hubert Sieben, Thomas Riedel | 2019-05-07 |
| 5381494 | Packaged optical devices | Adrian O'Donnell | 1995-01-10 |