Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192035 | Intelligent concentrator for multiple speed data communications systems | Andrew Keith Boggs, Quy N. Hoang, John M. Mullen, Challis L. Purrington, Laura A. Weaver | 2001-02-20 |
| 5703872 | Intelligent concentrator for multiple speed data communications systems | Andrew Keith Boggs, Quy N. Hoang, John M. Mullen, Challis L. Purrington, Laura A. Weaver | 1997-12-30 |
| 5530696 | Intelligent concentrator for multiple speed data communications systems | Andrew Keith Boggs, Quy N. Hoang, John M. Mullen, Challis L. Purrington, Laura A. Weaver | 1996-06-25 |