Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012209 | Broadband stripline coupler | John A. Lantagne, Michael J. Virostko | 1991-04-30 |
| 4361735 | Electret microphone circuit | Adrian Morgan | 1982-11-30 |
| 4237339 | Audio teleconferencing | John G. Bunting, Robin Cross, David R. Guard, Ian S. Groves, Alan E. Stevens | 1980-12-02 |