Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9161270 | Fast combinational voice call continuity from LTE to 2G/3G CS domain | Ivan Ore | 2015-10-13 |
| 7539164 | Method and system for local mobility management | Seppo Ilmari Vesterinen | 2009-05-26 |
| 7215958 | Relocation method, system and network element | Andras Kovacs, Shavantha Kularatna, Atte Lansisalmi, Gabriel Ramos, Syed Hossain +2 more | 2007-05-08 |
| 6606310 | Mobility and call control in an ATM environment | Jukka Vialen | 2003-08-12 |
| 5978687 | Method for establishing a call in a cellular radio system depending on whether the a PBX is the home PBX of the requesting mobile subscriber | — | 1999-11-02 |
| 5930712 | Dual mode subscriber terminal, single mode subscriber terminal and a handover procedure of the dual mode subscriber terminal and the single mode subscriber terminal in a mobile telecommunications network | John Byrne, Teuvo Jarvela | 1999-07-27 |
| 5664004 | Support of multiplicity of radio interfaces over an interface between a base station system and a mobile switch | Elina Durchman, Juho Laatu | 1997-09-02 |
| 5659598 | Dual mode subscriber terminal and a handover procedure of the dual mode subscriber terminal in a mobile telecommunication network | John Byrne, Teuvo Jarvela | 1997-08-19 |
| 5600705 | Method for call establishment | — | 1997-02-04 |
| 5583916 | Method for call establishment | — | 1996-12-10 |
| 5557654 | System and method for authenticating subscribers of a transmission network and subscription, having differing authentication procedures, using a common authentication center | — | 1996-09-17 |