Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664105 | Method and apparatus for network analysis | Mark Keisling, William R. Marbaker, Christopher Clabaugh | 1997-09-02 |
| 5586054 | time-domain reflectometer for testing coaxial cables | Stephen M. Ernst | 1996-12-17 |
| 5548222 | Method and apparatus for measuring attenuation and crosstalk in data and communication channels | Stephen M. Ernst | 1996-08-20 |
| 5425017 | "Token ring local area network testing apparatus inserted in an active ""T"" c o" | Mark Copley, David Fish, Chris Odell, Charles H. Whiteside, Thomas S. Wisdom, Jr. | 1995-06-13 |
| 5381348 | Token ring local area network testing apparatus using time delay reflectory | Steve Ernst | 1995-01-10 |
| 5309428 | Token ring local area network testing apparatus for phase jitter testing | Mark Copley | 1994-05-03 |
| 4754420 | Digital data filter for local area network | — | 1988-06-28 |
| 4679193 | Runt packet filter | Stephen P. Reames, Jerry David Morris, Scott S. Neal | 1987-07-07 |