Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9208787 | Method and device for the natural-language recognition of a vocal expression | Ekkehard Hayn, Klaus-Dieter Liedtke | 2015-12-08 |
| 9009056 | Voice dialog system with reject avoidance process | Klaus-Dieter Liedtke | 2015-04-14 |