Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5239675 | Reduced noise interference during handoff | — | 1993-08-24 |
| 4914696 | Communications system with tandem scrambling devices | Mark W. McGuire, David T. Tennant | 1990-04-03 |