Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768795 | Side-tone control within a telecommunication instrument | Alberto Diego Jimenez Feltström, Mats Ormin, Joakim Persson | 2004-07-27 |
| 6717991 | System and method for dual microphone signal noise reduction using spectral subtraction | Harald Gustafsson, Ingvar Claesson, Sven Nordholm | 2004-04-06 |
| 6704711 | System and method for modifying speech signals | Harald Gustafsson, Clas Thurban, Petra Deutgen | 2004-03-09 |