Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898273 | Method for local exchange subscriber line conferencing | William Ernstrom, Thomas E. Yackey, Jr. | 2005-05-24 |
| 6885740 | Local exchange subscriber line conferencing method | William Ernstrom, Thomas E. Yackey, Jr., Jeffrey C. Adams, Anna Lea Gellatly | 2005-04-26 |
| 6879565 | Large-scale, fault-tolerant audio conferencing over a hybrid network | Gregory A. Clemson, William Ernstrom, Eric Nylander, Thomas W. Stark, Thomas E. Yackey, Jr. | 2005-04-12 |