Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5528665 | Telephone exchange apparatus for both mobile and stationary stations, in which all communication channel pairs are assignable for all stations | — | 1996-06-18 |
| 5412760 | Circuit arrangment for switched networks consisting of exchanges, preferably telephone networks | — | 1995-05-02 |