Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8432825 | Switching communications between different networks based on device capabilities | Joel M. Ezell | 2013-04-30 |
| 8391138 | Quantum and promiscuous user agents | Rajeshwari Edamadaka, Harsh V. Mendiratta, Stephen M. Milton, Timothy I. Ross | 2013-03-05 |
| 8380805 | Peer-to-peer mixing system and method | Timothy I. Ross, Douglas Max Grover | 2013-02-19 |
| 8380202 | Method for registering communication terminals with base station devices by using virtual appliances | John Buford, Xiaotao Wu, Venkatesh Krishnaswamy | 2013-02-19 |
| 8306191 | Caller recognition by voice messaging system | Michael J. Killian | 2012-11-06 |
| 8285858 | Signaling using binary form of SIP messages | Robert C. Steiner | 2012-10-09 |
| 8233903 | Method for registering communication terminals with base station devices by using virtual appliances | John Buford, Xiaotao Wu, Venkatesh Krishnaswamy | 2012-07-31 |
| 8107361 | Simultaneous active registration in a SIP survivable network configuration | Al Baker, Frank J. Boyle, Gordon R. Brunson, Benjamin Jenkins, Pamela J. Lauber +1 more | 2012-01-31 |
| 8089872 | Efficient load balancing and heartbeat mechanism for telecommunication endpoints | Frank J. Boyle, Scott Hendrick, Renee Krahn, Manish Marwah, Sung-Hwan Moon +1 more | 2012-01-03 |
| 8018848 | Survivable phone behavior using SIP signaling in a SIP network configuration | Al Baker, Frank J. Boyle, Gordon R. Brunson, Benjamin Jenkins, Pamela J. Lauber +1 more | 2011-09-13 |
| 7995466 | Failover/failback trigger using SIP messages in a SIP survivable configuration | Al Baker, Frank J. Boyle, Gordon R. Brunson, Benjamin Jenkins, Pamela J. Lauber | 2011-08-09 |
| 7668100 | Efficient load balancing and heartbeat mechanism for telecommunication endpoints | Frank J. Boyle, Scott Hendrick, Renee Krahn, Manish Marwah, Sung-Hwan Moon +1 more | 2010-02-23 |
| 7327721 | Determination of endpoint virtual address assignment in an internet telephony system | Charles Bertsch, Anthony Frissora, Robert R. Gilman, Brijesh Mandan, Nancy K. Schmidt | 2008-02-05 |