Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804529 | Trunked radio repeater communication system including home channel aliasing and call grouping | Keith Barnes, Mervin L. Grindahl | 2004-10-12 |
| 6684080 | Trunked radio repeater communication system including home channel aliasing and call grouping | Keith Barnes, Mervin L. Grindahl | 2004-01-27 |