Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8332274 | Universal tax engine | Jeffrey Evan Nadler, James Donovan Barta, Joseph Allen Blotner, Eric Thomas Christian, Carolyn Brauner Fong +2 more | 2012-12-11 |
| 8134930 | Methods of providing digital data services including comparing predicted and measured levels of performance and related systems and computer program products | Oussama Zbib, Kenneth Wayne Hartsfield, Christopher R. Normand, Ping Song, Joan Tidwell Waldron +2 more | 2012-03-13 |
| 7933803 | Universal tax engine | Jeffrey Evan Nadler, James Donovan Barta, Joseph Allen Blotner, Eric Thomas Christian, Carolyn Brauner Fong +2 more | 2011-04-26 |
| 6870899 | ADSL loop qualification systems and methods | Tingting Lu, Kenneth Wayne Hartsfield, Craig Cook, Phiroz Madon | 2005-03-22 |
| 5995946 | System and method for establishing and managing links among customer accounts maintained within a telecommunications system | Michael Auzenne, Sarah Ayling, Michael Forrer, Raghu Reddy, Darryl Temmel +1 more | 1999-11-30 |
| 5805444 | Method and system for providing a temporal interface for use in implementing a process | — | 1998-09-08 |
| 5579384 | Telecommunications network service central management system interfacing with protocol specific regional stations providing services to subscribers | — | 1996-11-26 |
| 5533107 | Method for routing calls based on predetermined assignments of callers geographic locations | Janine M. Irwin, Iris Y. Chen, James M. Davis, David C. Sowell, Nailesh B. Desai +1 more | 1996-07-02 |