Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843385 | Electronic lock system for a two-way radio | — | 1989-06-27 |
| 4817190 | Method for dynamically regrouping subscribers on a communications system | Richard A. Comroe, John E. Major, Daniel J. Coombes, Susan M. Whitney, Michael D. Sasuta +4 more | 1989-03-28 |