Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009157 | Automatic call back under control of a telephone terminal | Stephen M. Thieler | 1999-12-28 |
| 5991263 | Channel and data link automatic restoration | Sandra S. North, Stephen M. Thieler | 1999-11-23 |
| 5841780 | ISDN BRI link restoration without loss of calls | Forrest L. Coleman | 1998-11-24 |
| 5831969 | ISDN D channel restoration without loss of signaling or packet data | Forrest L. Coleman | 1998-11-03 |
| 5828652 | Establishment of a flexible rate interface link to restore channels from a failed communication link | Robert L. Crumpley, Sandra S. North, Stephen M. Thieler | 1998-10-27 |
| 5781863 | Pre-location of authentication information in a personal communication network | Stephen M. Thieler | 1998-07-14 |
| 5781854 | Multiple wireless switching units embedded in a switching system | — | 1998-07-14 |
| 5781615 | Fully distributed message storage facilities in a distributed switching system | Norman C. Chan | 1998-07-14 |
| 5729532 | Selective participation in a multimedia communication conference call | Stephen M. Thieler | 1998-03-17 |
| 5701295 | Variable communication bandwidth for providing automatic call back and call hold | Stephen M. Thieler | 1997-12-23 |
| 5675583 | Variable communication bandwidth for conference call initiation | Stephen M. Thieler | 1997-10-07 |
| 5666399 | Software architecture for providing communication features to different types of wireless telephones via different communication switching systems | Craig Steven Chapel, David Chavez, Robert L. Crumpley, Lisa P. Happel, Sandra S. North | 1997-09-09 |
| 5598458 | Telecommunication switching system having transparent wireless features | Gary L. Griffith, Vijai Prakash | 1997-01-28 |
| 5590127 | Multimedia conference call providing adjustable bandwidth for individual communication terminals | Stephen M. Thieler | 1996-12-31 |
| 5579383 | Calling terminal controlled call coverage | Stephen M. Thieler | 1996-11-26 |
| 5574724 | Adjustment of call bandwidth during a communication call | Stephen M. Thieler | 1996-11-12 |
| 5544237 | Automatic conference initiation upon all telephones for the conference being idle | Stephen M. Thieler | 1996-08-06 |
| 5533096 | Send-all-calls feature for a wireless handset | — | 1996-07-02 |
| 5502757 | Location dependent service for a wireless telephone | John C. Moran | 1996-03-26 |
| 5475747 | Telephone terminal controlled conference inspection | Ted M. Fidder, Donald D. Gallagher, Stephen M. Thieler | 1995-12-12 |
| 5473367 | Video view selection by a chairperson | Ted M. Fidder, John G. Fijolek, Donald D. Gallagher, Robert L. Lien, Stephen M. Thieler +1 more | 1995-12-05 |
| 5416834 | Redirection of calls by a communication terminal | Robert L. Crumpley, Sandra S. North, Stephen M. Thieler | 1995-05-16 |
| 5390241 | Shared line appearance across a plurality of switching systems | Robert L. Crumpley, Stephen M. Thieler | 1995-02-14 |
| 5390242 | Rerouting in a distributed telecommunication system | Robert L. Crumpley, Sandra S. North, Stephen M. Thieler | 1995-02-14 |
| 5386466 | Automatic initialization of a distributed telecommunication system | Robert L. Crumpley, Sandra S. North, Stephen M. Thieler | 1995-01-31 |