Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687197 | Method and apparatus for detecting data symbols in a diversity communication system | Clinton C. Powell, II, James Michael Keba, Stephen R. Carsello | 1997-11-11 |
| 5682147 | Method and apparatus for selecting a receive frequency in a communication receiver | David F. Willard, Barbara Diaz Laflin, Mark H. Aronson | 1997-10-28 |
| 5678191 | Method and apparatus for providing acknowledgements within a communication system | Von A. Mock | 1997-10-14 |
| 5666107 | Method and apparatus for efficient roaming among communication system | Robert K. Lockhart, Jr. | 1997-09-09 |
| 5657357 | Method and apparatus for providing duplicate messages in a radio communication system | Thomas M. Jones | 1997-08-12 |
| 5649315 | Method for selecting between first, second and third battery saving periods in a selective call | — | 1997-07-15 |
| 5625351 | Messaging system having roaming capability | David F. Willard, Barbara Diaz Laflin, William J. Kuznicki, Mark H. Aronson | 1997-04-29 |
| 5610919 | Network identification information placement architecture for messaging system having roaming capability | David F. Willard, Barbara Diaz Laflin | 1997-03-11 |
| 5600312 | Messaging system and method having roaming capability and controlled group messaging | David F. Willard, Robert J. Schwendeman, Barbara Diaz Laflin | 1997-02-04 |