Issued Patents All Time
Showing 26–50 of 132 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650633 | Monitor network with advanced intelligent network (AIN) for electronic surveillance | Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis, Michael G. Pilkerton +1 more | 2003-11-18 |
| 6625170 | Telecommunications network | James E. Curry | 2003-09-23 |
| 6590965 | Enhanced voice mail caller ID | R. Andrew Poole, David H. Cave, Dale L. Bartholomew | 2003-07-08 |
| 6574216 | Packet data network voice call quality monitoring | Eric Voit | 2003-06-03 |
| 6546003 | Telecommunications system | — | 2003-04-08 |
| 6542497 | Public wireless/cordless internet gateway | James E. Curry | 2003-04-01 |
| 6504907 | Call detail reporting for lawful surveillance | Dale L. Bartholomew, Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis +5 more | 2003-01-07 |
| 6438218 | Internet telephone service | Dale L. Bartholomew, Stephen J. Flaherty | 2002-08-20 |
| 6427010 | Systems and methods for providing voice mail services to ported numbers by supplying routing information via signaling network | Jeffery A. Gardner | 2002-07-30 |
| 6404858 | Personal dial tone service with personalized call waiting | Alexander I. McAllister, Michael J. Strauss | 2002-06-11 |
| 6400708 | D-channel voice communications | Dale L. Bartholomew, Raymond Ian Millet, David D. Hunter | 2002-06-04 |
| 6359880 | Public wireless/cordless internet gateway | James E. Curry | 2002-03-19 |
| 6330250 | Telecommunications network | James E. Curry | 2001-12-11 |
| 6295292 | Inbound gateway authorization processing for inter-carrier internet telephony | Eric Voit, Edward E. Balkovich, William D. Goodman, Jayant G. Gadre, Patrick E. White +1 more | 2001-09-25 |
| 6292481 | Inter-carrier signaling and usage accounting architecture for internet telephony | Eric Voit, Edward E. Balkovich, William D. Goodman, Jayant G. Gadre, Patrick E. White +1 more | 2001-09-18 |
| 6292478 | Telecommunications system | — | 2001-09-18 |
| 6292479 | Transport of caller identification information through diverse communication networks | Dale L. Bartholomew, Stephen J. Flaherty | 2001-09-18 |
| 6289010 | Inbound gateway authorization processing for inter-carrier internet telephony | Eric Voit, Edward E. Balkovich, William D. Goodman, Jayant G. Gadre, Patrick E. White +1 more | 2001-09-11 |
| 6285745 | Analog terminal internet access | Dale L. Bartholomew | 2001-09-04 |
| 6272126 | Internetwork telephony with enhanced features | Michael J. Strauss | 2001-08-07 |
| 6246875 | Use of cellular digital packet data (CDPD) communications to convey system identification list data to roaming cellular subscriber stations | John W. Seazholtz | 2001-06-12 |
| 6243374 | Telecommunications custom calling services using voice mail | Patrick E. White | 2001-06-05 |
| 6233313 | Call detail reporting for lawful surveillance | Dale L. Bartholomew, Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis +5 more | 2001-05-15 |
| 6233234 | Secure LAN/internet telephony | James E. Curry | 2001-05-15 |
| 6229887 | Advanced intelligent network (AIN) functionality for electronic surveillance | Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis, Michael G. Pilkerton +1 more | 2001-05-08 |