Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11758049 | Techniques for using call metadata as an indicator for calling party authenticity | Mark Greene, Elijah Tirrell Robertson, Alexander Weston Green, Nayan Raj Jogithaya | 2023-09-12 |
| 11522921 | Core network bypass for toll-free calling | Julie Barghouthi, Scott Mullen | 2022-12-06 |
| 9161190 | Methods, systems, and computer readable media for unifying fixed and mobile devices via third party call control | — | 2015-10-13 |
| 8705517 | Forced hold call handling in a VoP environment | David P. Ress, Brian Stucker, Olga Wagner | 2014-04-22 |
| 8433298 | Enabling mid-call services to be added to a communication session by a wireless device | David J. Tubb, Raheel Yuhanna | 2013-04-30 |
| 8233591 | Forced hold call handling in a VoP environment | David P. Ress, Brian Stucker, Olga Wagner | 2012-07-31 |
| 8107932 | Enabling mid-call services to be added to a communication session by a wireless device | David J. Tubb, Raheel Yuhanna | 2012-01-31 |
| 7587031 | Forced hold call handling in a VoP environment | David P. Ress, Brian Stucker, Olga Wagner | 2009-09-08 |
| 7286545 | Service broker | W. Scott Tester, Drue Merkle, Donald Ray McKinney, Scott Ajax | 2007-10-23 |
| 6888803 | System, method, and computer program product for connectivity of wireless base station to PSTN via an IP data network | Samuel H. Christie, IV, David P. Ress, R. Emery Hanzel, Kevin H. Klinge, Richard M. Coyle | 2005-05-03 |
| 6799210 | Dynamic association of endpoints to media gateway controllers | Jason G. Emery, Samuel H. Christie, IV | 2004-09-28 |
| 6745244 | Method and system for integrated wireline and wireless services in a switching system | Barbara Cosgriff, R. Emery Hanzel, Patrick Lee Price, James Ziesig, Chandrakant Gundecha +1 more | 2004-06-01 |
| 6732174 | Apparatus and method of establishing a call using wireless and wireline integration through a telecommunication switch | Chandrakant Gundecha, Roy Hanzel, C. Michael Brown, Sanjay Bhatia, David Anthony Gallagher | 2004-05-04 |
| 6704796 | Method and system for integrated wireline and wireless services in a switching system | Barbara Cosgriff, R. Emery Hanzel, Patrick Lee Price, James Ziesig, Chandrakant Gundecha +1 more | 2004-03-09 |
| 6519242 | Apparatus and method of PSTN based network roaming and SCP based subscriber management for internet telephony systems | Jason G. Emery | 2003-02-11 |
| 6496578 | Integrated telecommunications services for mobile and landline telephony service subscriber | Hwei-Ling Chen, Sanjay Bhatia | 2002-12-17 |
| 6453162 | Method and system for subscriber provisioning of wireless services | — | 2002-09-17 |