Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8295815 | Reject mobile-terminating SMS due to mobile not reachable flag | David A. Hasto, Hugh Roche, Marianne Picha | 2012-10-23 |
| 8081593 | Mobile switching center with outgoing access closed user group interlock code | Latika Khanna | 2011-12-20 |
| 7542556 | Apparatus and method for providing multiple line billing in telecommunications systems | Eric Harold Henrikson | 2009-06-02 |
| 7206574 | Automated exchange of broadband communication addresses over a non-broadband channel in a wireless telecommunication system | Karla Hunter, Harold Aaron Lassers, Anne Yin-Fee Lee | 2007-04-17 |
| 6950876 | Multiple-protocol home location register and method of use | Jing Chen | 2005-09-27 |
| 6912389 | Interworking and interoperability of GPRS systems with systems of other technology families | Douglas Rollender, Kamal Verma | 2005-06-28 |
| 6850755 | Transparent billing and display of multiple directory numbers in wireless telephone systems | Darren Anthony Allande, Karl Andrew Madsen, Manickam Shanmugam | 2005-02-01 |
| 6400947 | Caller line identification for GSM and wireless communications systems | Anne Stickley Michel, Christopher John Lloyd, Martin E. Lake | 2002-06-04 |