Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351985 | Coupling system for a telecommunication exchange installation | Wolf Springstubbe | 1982-09-28 |
| 4270211 | System for synchronizing exchanges of a telecommunications network | — | 1981-05-26 |
| 4198546 | Time division multiplex switching network | — | 1980-04-15 |
| 4190740 | Circuit arrangement for receiving and transmitting switching data in telecommunication exchanges | Karlheinz Neufang | 1980-02-26 |
| 4186276 | PCM TDM switching network | — | 1980-01-29 |
| 4186277 | Time division multiplex telecommunications switching network | — | 1980-01-29 |