Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285445 | Switching network and switching network control for a switching node in a wideband transmission system | Wolfgang Kowalk | 1994-02-08 |
| 4680784 | Traffic simulator for testing exchanges taking the subscriber-system interaction into account | Phuoc Tran-Gia, Wolfram Lempennau | 1987-07-14 |