Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857151 | Radio unit for a telephone set with automatic adjustment of operating parameters based on a connected power module | Ari Heinonen, Ari-Pekka Lajunen, Jorma Virkkunen | 1999-01-05 |
| 5854977 | Call transfer and simplex call capability in a residential system using wireless residential extension handsets | Markku Tapio Oksanen, Juha Peranto, Seppo Alanara, Teppo Jylanki, Pekka Liukkonen | 1998-12-29 |
| 5313661 | Method and circuit arrangement for adjusting the volume in a mobile telephone | Ari-Pekka Lajunen | 1994-05-17 |