Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522632 | Multiple-protocol home location register and method of use | Thomas F. La Porta, Kazutaka Murakami, Krishan K. Sabnani | 2009-04-21 |
| 6405040 | Implementing and selecting between virtual private wireless telecommunications networks | Chung-Zin Liu | 2002-06-11 |
| 6311072 | Methods and apparatus for translating between telephone signaling protocols | Deborah Barclay, Michael F. Dolan, Joe Hall, Laurel Salvador, James J. Sowa +1 more | 2001-10-30 |
| 5797099 | Enhanced wireless communication system | Richard P. Ejzak, James S. Peterson | 1998-08-18 |