Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8917639 | Eliminating false audio associated with VoIP communications | James H. James, David Ramsden | 2014-12-23 |
| 8730852 | Eliminating false audio associated with VoIP communications | James H. James, David Ramsden | 2014-05-20 |
| 6480576 | Method and device for detecting path faults in a network | Michael S. Cluff, John D. Francis | 2002-11-12 |
| 5875230 | Interactive measurement system and method for telecommunication networks | John T. Ganley, Abubaker I. Habib, David Ramsden | 1999-02-23 |