Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8588403 | Echo canceling arrangement | Torbjorn Randahl | 2013-11-19 |
| 7839993 | Echo canceling arrangement | Torbjorn Randahl | 2010-11-23 |
| 6728366 | Signal level adjustment arrangement | Albin Johansson | 2004-04-27 |
| 6687370 | Method and an arrangement for securing an ADSL connection | Torbjorn Randahl | 2004-02-03 |
| 6636605 | Echo and distortion cancellation arrangement | Torbjorn Randahl | 2003-10-21 |
| 6625175 | Method and an arrangement for securing an ADSL connection | Torbjorn Randahl | 2003-09-23 |
| 6542520 | Method and arrangement for securing an ADSL connection | Albin Johansson | 2003-04-01 |
| 6407578 | Arrangement for reducing power dissipation in a line driver | — | 2002-06-18 |
| 6167135 | Method and apparatus for generating a ringing signal | Torbjorn Randahl, Berndt Wallin, Sven Tor-Bjorn Wiklund | 2000-12-26 |
| 5949224 | Buck boost switching regulator | — | 1999-09-07 |