Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916757 | Stackable routers employing a routing protocol | Jane Riegel, Jacek A. Tulacz, John M. Livingston | 2011-03-29 |
| 7463654 | Stackable routers employing a routing protocol | Jane Riegel, Jacek A. Tulacz, John M. Livingston | 2008-12-09 |