Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6279823 | Telephone paystation coin receptacle cover | — | 2001-08-28 |
| 5285494 | Network management system | Jerry W. Sprecher, Donald J. Winters, Jr., Amirali S. Rajwany, Michael W. Dodson, Gene R. Penning +1 more | 1994-02-08 |