Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051982 | Methods and apparatus for implementing switched virtual connections (SVCs) in a digital communications switching system | David Brown | 1991-09-24 |
| 5027344 | Integrated office controller (IOC) | John C. Bellamy, Charles K. Schroth | 1991-06-25 |