Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5657358 | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or plurality of RF channels | Mark J. Handzel, Steven A. Morley, Graham M. Avis | 1997-08-12 | $2,424,000 |