Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7009977 | Method and system for expanding services in a digital loop carrier system | LuJack Ewell, John C. Mantovani | 2006-03-07 |
| 5737309 | Method and apparatus for interface communications in a tandem cross connect | LuJack Ewell, Larry A. Jackson | 1998-04-07 |