Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5794144 | Methods and apparatus for communicating data via a cellular mobile radiotelephone system | Peter O. Roach, Jr. | 1998-08-11 |
| 5610973 | Interactive roamer contact system for cellular mobile radiotelephone network | — | 1997-03-11 |
| 5588042 | Interactive roamer contact system for cellular mobile radiotelephone network for automatically initiating a communication with an autonomously registering cellular mobile radiotelephone | — | 1996-12-24 |
| 5546444 | Methods and apparatus for communicating data via a cellular network control channel | Peter O. Roach, Jr., Charles M. Link, II, Maurice Scott Laster | 1996-08-13 |
| 5544227 | Radiotelephone communications system with direct access to interoffice telephone trunk circuits and interface therefor | Stephen M. Blust, Jere Sandidge | 1996-08-06 |
| 5530736 | Radiotelephone with multiple simultaneous telephone number identities | Donald M. Cardina, Charles M. Link, II | 1996-06-25 |
| 5526401 | Methods and apparatus for acknowledging a paging message via a cellular network control channel | Peter O. Roach, Jr., Maurice Scott Laster, Charles M. Link, II | 1996-06-11 |