Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7944389 | Emitter proximity identification | Ning Lu | 2011-05-17 |
| 4450554 | Asynchronous integrated voice and data communication system | Murray Weinberg, Robert Smid, Thomas E. Finley | 1984-05-22 |
| 4381461 | Frequency synthesizer | — | 1983-04-26 |
| 4266183 | Fault locating arrangement for a two-way repeatered transmission link | Robert H. Haussmann, Anton J. Polcer | 1981-05-05 |
| 4237550 | Multiuser protected optical data bus distribution systems | — | 1980-12-02 |
| 4211468 | Method and apparatus to provide a secure optical communication system | — | 1980-07-08 |
| 4207561 | Intruder alarm arrangement for an optical communication system | — | 1980-06-10 |