Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761199 | Method of controlling an exchange, its control facilities, program modules, and switching system | Karl-Heinz Legat | 1998-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761199 | Method of controlling an exchange, its control facilities, program modules, and switching system | Karl-Heinz Legat | 1998-06-02 |