Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5513378 | Maintaining communications after control breaks in a trunked communication system | William A. Felderman | 1996-04-30 |
| 5349584 | Method of maintaining control in a trunked communication system | David A. Sticha, Glenn N. Mayer, John Garbarino | 1994-09-20 |
| 5274630 | Communication system network that includes a method for maintaining a system data database | Calvin B. Jestice, John W. Maher | 1993-12-28 |
| 5274699 | Method for providing caller identification to a call recipient | — | 1993-12-28 |
| 5070499 | Communication system interface module for use within a communication system network | John W. Maher | 1991-12-03 |