Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8737571 | Methods and apparatus providing call quality testing | Nathan David, Zhongyi Chen, Douglas Williams, Andrew Ullmann | 2014-05-27 |
| 7822803 | Testing using asynchronous automated virtual agent behavior | Richard C. Kuzsma, Jr., Lei Shen, Kevin Sturgeon | 2010-10-26 |
| 7590542 | Method of generating test scripts using a voice-capable markup language | Douglas Williams, Wesley Hand, Henry Houh | 2009-09-15 |
| 6957420 | Method of generating test scripts for systems having dynamic behavior | Wesley Hand, Mark Trumpler, Eric Noorda, Kathy Campbell, Nathan David +1 more | 2005-10-18 |
| 6944799 | Multimedia synchronization system | Steven Sigel, Douglas Williams | 2005-09-13 |