Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970721 | Apparatus and method for measuring and controlling the performance or an adjustable antenna on a sub-sector basis | Nicholas Gnesda, Kenneth Frank Smolik | 2005-11-29 |
| 6721554 | Method and apparatus for policy-based charging for telecommunications services | Nicholas Gnesda, Kenneth Frank Smolik | 2004-04-13 |
| 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 |
| 6389279 | Method and apparatus providing call redirection for subsequent call events in a telephone communications system | Robert Thomas Calabrese, Robin Jeffrey Thompson, Robert John Zurawski | 2002-05-14 |
| 6236857 | Methods and apparatus for accessing enhanced wireless services platforms via the public switched telephone network | Robert Thomas Calabrese, Nicholas Gnesda, Douglas Harvey Riley | 2001-05-22 |
| 6131025 | Method for providing ubiquitous service to mobile subscribers using a wireless gateway switch | Douglas Harvey Riley | 2000-10-10 |