Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9596275 | Method for registering multi-contact devices | Ralf Keller, Andreas Witzel, Stephen Terrill | 2017-03-14 |
| 9271198 | Handover from circuit switched domain to circuit switched service over packet switched domain | Magnus Hallenstål, Göran Rune, Jari Vikberg, Andreas Witzel | 2016-02-23 |
| 9100408 | Method for registering multi-contact devices | Ralf Keller, Andreas Witzel, Stephen Terrill | 2015-08-04 |
| 9007966 | Accessing a communications network | Bo Astrom, Lennart Norell | 2015-04-14 |
| 8537748 | Technique for performing GSM/WCDMA circuit switched services over a long term evolution radio access | Andreas Witzel, Magnus Hallenstål, Göran Rune, Jari Vikberg | 2013-09-17 |
| 8503992 | Service areas in CS domain services | Magnus Hallenstål, Göran Rune, Jari Vikberg, Andreas Witzel | 2013-08-06 |
| 6137791 | Communicating packet data with a mobile station roaming within an incompatible mobile network | Lars Frid, Martin Backstrom, Dick Andersson, Ulf Axelsson, Ulf Olsson | 2000-10-24 |
| 5781858 | Method and arrangement for handling and inspecting supplemetary services intended for a mobile telephone unit | Jorgen Lantto, Ola Stille, Mats W. Gandils, Bo Arne Valdemar strom, Ari Peltonen | 1998-07-14 |