Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6704769 | Media role management in a video conferencing network | Elizabeth M. Comstock, William L. Kruger, Brian A. Howell, Stephen Botzko, Robert V. Seiler +1 more | 2004-03-09 |
| 6697358 | Emulation of phone extensions in a packet telephony distribution system | — | 2004-02-24 |
| 6240140 | Channel aggregation having low latency and overhead | David Jordan Lindbergh | 2001-05-29 |
| D368478 | Videoconferencing keypad | Benjamin Beck | 1996-04-02 |
| 5155594 | Hierarchical encoding method and apparatus employing background references for efficiently communicating image sequences | Bernd Girod, Xiancheng Yuan | 1992-10-13 |
| 5150209 | Hierarchical entropy coded lattice threshold quantization encoding method and apparatus for image and video compression | Richard L. Baker, Bernd Girod, Xiancheng Yuan, Edmund Thompson | 1992-09-22 |
| 4703349 | Method and apparatus for multi-dimensional signal processing using a Short-Space Fourier transform | — | 1987-10-27 |