Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11228889 | Intercom network, mobile terminal, and method | Thomas Riedel | 2022-01-18 |
| 11050576 | Intercom-network station, intercom network, and method | Thomas Riedel | 2021-06-29 |
| 10645560 | Intercom network, mobile terminal, and method | Thomas Riedel | 2020-05-05 |
| 10285034 | Intercom network, mobile terminal, and method | Thomas Riedel | 2019-05-07 |