| 7388947 |
Controllable telecommunications switch reporting compatible with voice grade lines |
David B. Smith, Matthew R. Smith, David L. Yarbrough, Simon Oh, Thomas Loos |
2008-06-17 |
| 6850612 |
End user automatic call distributor network control |
John Andrew Johnson, Steven R. Krause, David B. Smith, Matthew R. Smith |
2005-02-01 |
| 6813349 |
Communication of user data to an automatic call distributor agent |
John Andrew Johnson, Steven R. Krause, David B. Smith, Matthew R. Smith |
2004-11-02 |
| 6798877 |
Enhanced end user automatic call distributor control |
John Andrew Johnson, Steven R. Krause, David B. Smith, Matthew R. Smith |
2004-09-28 |
| 6754311 |
Enhanced subscriber line call monitoring |
David B. Smith, Matthew R. Smith |
2004-06-22 |
| 6728338 |
Utilization of communication channels between a central office switch and a law enforcement agency |
David B. Smith, Matthew R. Smith |
2004-04-27 |
| 6452490 |
Home/commercial security monitoring system |
Stuart Mandel Garland, John Andrew Johnson, James Allen Kowal, David B. Smith |
2002-09-17 |
| 5403999 |
Telecommunications systems for lotteries |
John K. Entenmann, John A. Hooke, Barry L. Posterick |
1995-04-04 |
| 4996705 |
Use of telecommunications systems for lotteries |
John K. Entenmann, John A. Hooke, Barry L. Posterick |
1991-02-26 |