Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9648019 | Wi-Fi integration for non-SIM devices | Ping Chen, Pengbo Duan | 2017-05-09 |
| 9344923 | Servers and methods for handover between two serving call control servers | Miguel Angel Pallares Lopez, Evaristo Jose Camarero, Luis López Soria, Maria-Carmen Belinchón Vergara | 2016-05-17 |
| 7027582 | Method and apparatus for resolving an entity identifier into an internet address using a domain name system (DNS) server and an entity identifier portability database | Miguel Cobo, Victor Ferraro-Esparza, Antun Samukic | 2006-04-11 |
| 6839421 | Method and apparatus to carry out resolution of entity identifier in circuit-switched networks by using a domain name system | Victor Ferraro Esparza, Miguel Cobo, Isabel Plata Andres | 2005-01-04 |
| 6611584 | Method and a system for use in a telecommunications network | Leslie Graf, Rune Boman, Pieter Koert Veenstra | 2003-08-26 |
| 5742673 | Generic service coordination mechanism for solving supplementary service interaction problems in communication system | — | 1998-04-21 |
| 5724423 | Method and apparatus for user authentication | — | 1998-03-03 |
| 5657451 | System for determining whether to accept new supplementary services based upon identified types of supplementary service interactions and identified supplementary service interaction criteria | — | 1997-08-12 |