Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559520 | Method for communication utilizing multi-mode reception | — | 1985-12-17 |
| 4400688 | Method and apparatus for communication over electric power lines | Dennis C. Jeffreys, Lawrence J. Stratton, Albert W. Welz, Jr. | 1983-08-23 |
| 4218655 | Method and apparatus for transmitting intelligence over a carrier wave | Dennis C. Jeffreys, Lawrence J. Stratton | 1980-08-19 |