Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5432884 | Method and apparatus for decoding LPC-encoded speech using a median filter modification of LPC filter factors to compensate for transmission errors | Pekka Kapanen, Kari Juhani Jarvinen | 1995-07-11 |
| 5285165 | Noise elimination method | Markku Renfors, Jorma Makinen, Aarne H. K. Tenhunen, Juha Rapeli | 1994-02-08 |