Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4415881 | Digital-to-analog converter | Robert Lechner | 1983-11-15 |
| 4396907 | Digital to analog converter which uses main and auxiliary resistor networks | Peter Picard | 1983-08-02 |
| 4340962 | Circuit arrangement for the synchronization of a digital subscriber station by a digital exchange in a PCM telecommunication network | Josef Zemanek, Frithjof von Sichart | 1982-07-20 |