Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6556816 | Method and apparatus for re-establishing a call in a communication system | John Matthew Gafrick | 2003-04-29 |
| 6519454 | Apparatus and method providing ubiquitous call transfer of an incoming call to a mobile subscriber unit | Robert Thomas Calabrese, Harold Robert Smith, Jr. | 2003-02-11 |