Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6912269 | Test unit for use at a network interface device | William Christopher Hardy | 2005-06-28 |
| 6519323 | Test unit for use at a network interface device | William Christopher Hardy | 2003-02-11 |
| 5539804 | Common channel signalling communication monitoring system | Hausting Hong, Eric Yam, D. P. Patel | 1996-07-23 |
| 5226044 | Low-rate encoding/digital speech interpolation system | Michael Onufry, Jr., Jack H. Rieser, Henri G. Suyderhoud, Krishnamoorthy Virupaksha | 1993-07-06 |
| 4751736 | Variable bit rate speech codec with backward-type prediction and quantization | Michael Onufry, Jr., Henri G. Suyderhoud, K. Virupaksha | 1988-06-14 |