Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170432 | Method of speaker adaptive speech recognition | Heidi Hackbarth | 1992-12-08 |
| 4837808 | Circuit connecting a voice-controlled device to a telephone station and line | Dieter Kopp, Thomas Hormann | 1989-06-06 |
| 4763350 | Facility for detecting and converting dial information and control information for service features of a telephone switching system | Dieter Kopp, Gebhard Thierer, Helmut Seichter | 1988-08-09 |