Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7155480 | Client-server conference and user seeking through a server storing a list comprising active conference servers and excluding nonactive conference servers | Rajeev Byrisetty, Mu Han, Don Ryan, Thomas Pfenning | 2006-12-26 | $33,911,000 |
| 6839734 | Multimedia communications software with network streaming and multi-format conferencing | Andres Vega-Garcia, Mu Han, Donald R. Ryan, Thomas Pfenning, Rajeev Byrisetty +1 more | 2005-01-04 | $104,622,000 |
| 6343116 | Computer telephony application programming interface | Mary Michelle Quinton, Donald R. Ryan, Michael Ray Clark | 2002-01-29 | $272,914,000 |