Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8769659 | Null-packet transmission from inside a firewall to open a communication window for an outside transmitter | Debra C. Kirchhoff | 2014-07-01 |
| 8079072 | Null-packet transmission from inside a firewall to open a communication window for an outside transmitter | Debra C. Kirchhoff | 2011-12-13 |
| 7369537 | Adaptive Voice-over-Internet-Protocol (VoIP) testing and selecting transport including 3-way proxy, client-to-client, UDP, TCP, SSL, and recipient-connect methods | Debra C. Kirchhoff | 2008-05-06 |
| 6978383 | Null-packet transmission from inside a firewall to open a communication window for an outside transmitter | Debra C. Kirchhoff | 2005-12-20 |