Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8521543 | Method and apparatus for load-based billing in communication networks | Cynthia Florkey, Ruth Gayde | 2013-08-27 |
| 8406383 | Voice authentication for call control | Cynthia Florkey, Ruth Gayde | 2013-03-26 |
| 8380191 | Temporary data service in wireless networks | Cynthia Florkey, Ruth Gayde, Patrick J. Walsh | 2013-02-19 |
| 8090368 | Temporary data service in wireless networks | Cynthia Florkey, Ruth Gayde, Patrick J. Walsh | 2012-01-03 |
| 8045973 | Mobile device subject to a communication restriction responding to a priority call | — | 2011-10-25 |
| 7636425 | Voice authentication for call control | Cynthia Florkey, Ruth Gayde | 2009-12-22 |
| 7565160 | System and method of handling prioritized wireless calls for mobile devices operating in an analog or TDMA mode | Bonnie P. Hitzeman, Rafael Quintero, Douglass H. Riley | 2009-07-21 |
| 7310518 | Serving roaming mobiles with incorrectly programmed identifiers | — | 2007-12-18 |
| 7236791 | Radio channel allocation for national security and emergency preparedness calls | Renling Lawrence Huang, Ismael Lopez, Rafael Quintero, Douglas Harvey Riley | 2007-06-26 |
| 7113787 | Wireless priority service for intersystem call delivery | Bonnie Marie Hitzeman, Rafael Quintero, Douglas Harvey Riley | 2006-09-26 |
| 6941142 | Wireless service redirection signaling based on protocol revision | Gabriela M. Abramovici, Yuen-Yin L. Koo, Semyon B. Mizikovsky | 2005-09-06 |
| 6782254 | Handling of forward-to numbers across regional and political boundaries | Weiqian Dai, Chee Keong Lee, Tony Nguyen | 2004-08-24 |
| 6587688 | Providing telephone number data for international cellular roamer service | Chee Keong Lee, Tony Nguyen, Charles C Teising, Jr. | 2003-07-01 |
| 6389298 | Signaling to support wireless service redirection | Gabriela M. Abramovici, Yuen-Yin L. Koo, Semyon B. Mizikovsky | 2002-05-14 |
| 6272358 | Vocoder by-pass for digital mobile-to-mobile calls | Kenneth W. Brent, Anne Yin-Fee Lee, Chinmei Chen Lee | 2001-08-07 |