Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062431 | Speech analyzing stage and method for analyzing a speech signal | Hans-Gunter Hirsch, Rainer Klisch, Karl Hellwig | 2006-06-13 |
| 6678657 | Method and apparatus for a robust feature extraction for speech recognition | Raymond Brückner, Hans-Gunter Hirsch, Rainer Klisch | 2004-01-13 |