Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961544 | Structure of a radio-frequency front end | — | 2005-11-01 |
| 6215376 | Filter construction and oscillator for frequencies of several gigahertz | Jari Pelkonen | 2001-04-10 |
| 6185434 | Antenna filtering arrangement for a dual mode radio communication device | Seppo Yrjola | 2001-02-06 |
| 5903820 | Radio communications transceiver with integrated filter, antenna switch, directional coupler and active components | — | 1999-05-11 |
| 5521561 | Arrangement for separating transmission and reception | Seppo Yrjola | 1996-05-28 |