Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138657 | Method and apparatus for controlling a digital crossconnect system from a switching system | John R. Colton, Charles D. Gavrilovich, Richard Nolan Kennedy, Jr., John J. Kulzer, Reinhard Metz +1 more | 1992-08-11 |