Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4691128 | Circuit for coupling a signal processing device to a transmission line | — | 1987-09-01 |
| 4626790 | Demodulator for amplitude-modulated carrier frequency oscillations | — | 1986-12-02 |
| 4528667 | System for the transmission of information messages | — | 1985-07-09 |
| 4264972 | Method and circuit for detecting errors in digital signals | Rainer Drullmann | 1981-04-28 |