| 9042874 |
System and/or method for using mobile telephones as extensions |
— |
2015-05-26 |
| 9037122 |
Fixed line extension for mobile telephones |
— |
2015-05-19 |
| 8681960 |
Extending originating capabilities of a subscriber to devices in any telephony network |
Carl W. Amport, Jon R. Diener, John P. Ernst, John A. Kerkstra, Simon S. Ou +5 more |
2014-03-25 |
| 8379814 |
Linked number service |
— |
2013-02-19 |
| 6940846 |
Method and apparatus for implementing feature assist on a telecommunication network |
Lyle D. Kipp, Om Prakash Mahajan, Gerard P. O'Reilly, David Moshenberg, Katherine Ann Zine |
2005-09-06 |
| 6847639 |
Managing feature interaction among a plurality of independent feature servers in telecommunications servers |
Mohana Saravanan Barathan, Edward Clark, Gang Gary Huang, Prashant Parikh, Henry Thomas Peter |
2005-01-25 |
| 6539090 |
Generalized arrangement for routing telecommunications calls |
Susan J. Tripp |
2003-03-25 |
| 6535596 |
Call processing system utilizing subscriber services and preferences |
Susan J. Tripp |
2003-03-18 |
| 5940491 |
Control of telecommunications networks |
Thomas W. Anderson, Michael Neal Meyers |
1999-08-17 |
| 5848128 |
Telecommunications call preservation in the presence of control failure |
— |
1998-12-08 |
| 5559877 |
Automatic provisioning of trunking and routing parameters in a telecommunications network |
Gerald Richard Ash, Kenneth K. Chan, Jiayu Chen, James J. Gallagher, Andrew W. Peck |
1996-09-24 |
| 5392344 |
Communications network class-of-service routing |
Gerald Richard Ash, Jin-Shi Chen, David Frederick McGuigan |
1995-02-21 |
| 5253288 |
Alternate destination call redirection for telecommunications systems |
Joshua Hal Rosenbluth, Susan J. Sobel |
1993-10-12 |
| 5101451 |
Real-time network routing |
Gerald Richard Ash, Jin-Shi Chen, Andrew W. Peck |
1992-03-31 |
| 4885738 |
Method of and apparatus for establishing a wideband communication facility through a switched communications network having narrow bandwidth time division multiplexed channels |
Thomas E. Bowers, Howard A. Kerr, Larry Arnise Russell, Roger E. Stone |
1989-12-05 |
| 4727577 |
Method of and apparatus for recording information on the accumulated usage of a trunk |
Di-Jen Leu |
1988-02-23 |
| 4704716 |
Method and apparatus for establishing a wideband communication facility through a communication network having narrow bandwidth channels |
Thomas E. Bowers, Howard A. Kerr, Larry Arnise Russell, Roger E. Stone |
1987-11-03 |
| 4577065 |
Meet-me conference arrangement |
Howard A. Kerr |
1986-03-18 |
