Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703908 | Fixed reference shift keying modulation for mobile radio telecommunications | Richard Mammone, Kevin R. Farrell | 1997-12-30 |
| 5625677 | Simultaneous voice and data communications | Alan I. Feiertag, Bruce L. Hanson, Mark Meier Rochkind, Lee B. Strahs | 1997-04-29 |