Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9231984 | Systems and methods for hair pinning time-division multiplexing calls across time domains | Haibiao Zheng, Patrick A. Price | 2016-01-05 |
| 8938061 | Systems and methods for configuring and registering internet protocol (IP) phones | Michael Lamy | 2015-01-20 |
| 8842822 | System and method for optimizing termination impedance for an analog telephone line | John Whitehouse | 2014-09-23 |
| 8401174 | System and method for optimizing termination impedance for an analog telephone line | John Whitehouse | 2013-03-19 |
| 6862350 | Integrated access device resident mechanism for automatically routing call to specified number upon off hook signaling event | — | 2005-03-01 |