Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625141 | System and method for providing value-added services (VAS) in an integrated telecommunications network using session initiation protocol (SIP) | Roch Glitho, Evelina Evloguieva | 2003-09-23 |
| 6614784 | System and method for providing supplementary services (SS) in an integrated telecommunications network | Roch Glitho | 2003-09-02 |