Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9478233 | Speech fragment detection for management of interaction in a remote conference | — | 2016-10-25 |
| 9001702 | Speakerphone using a secure audio connection to initiate a second secure connection | David Drell | 2015-04-07 |
| 8977683 | Speakerphone transmitting password information to a remote device | David Drell | 2015-03-10 |
| 8976712 | Speakerphone and conference bridge which request and perform polling operations | Eyal Nir, David Drell | 2015-03-10 |
| 8964604 | Conference endpoint instructing conference bridge to dial phone number | David Drell | 2015-02-24 |
| 8948059 | Conference endpoint controlling audio volume of a remote device | David Drell | 2015-02-03 |
| 8947487 | Method and apparatus for combining speakerphone and video conference unit operations | David Drell, Rick A. Vander Kam | 2015-02-03 |
| 8934382 | Conference endpoint controlling functions of a remote device | David Drell | 2015-01-13 |
| 8934381 | Conference endpoint instructing a remote device to establish a new connection | David Drell | 2015-01-13 |
| 8885523 | Speakerphone transmitting control information embedded in audio information through a conference bridge | — | 2014-11-11 |
| 8767032 | Conference unit controlling room functions | — | 2014-07-01 |
| 8705719 | Speakerphone and conference bridge which receive and provide participant monitoring information | David Drell | 2014-04-22 |
| 8582520 | Method and apparatus for wideband conferencing | David Drell | 2013-11-12 |
| 8494203 | Speaker and speaker enclosure | Wayne Stanley Foletta | 2013-07-23 |
| 8223942 | Conference endpoint requesting and receiving billing information from a conference bridge | David Drell | 2012-07-17 |
| 8144854 | Conference bridge which detects control information embedded in audio information to prioritize operations | — | 2012-03-27 |
| 8126968 | System and method for coordinating a conference using a dedicated server | Gil Pearson | 2012-02-28 |
| 8102984 | Speakerphone and conference bridge which receive and provide participant monitoring information | David Drell | 2012-01-24 |
| 8023458 | Method and apparatus for wideband conferencing | David Drell | 2011-09-20 |
| 8004556 | Conference link between a speakerphone and a video conference unit | David Drell, Rick A. Vander Kam, Martin Sexton, Don Binford, Alain Nimri +3 more | 2011-08-23 |
| 7978838 | Conference endpoint instructing conference bridge to mute participants | David Drell | 2011-07-12 |
| 7940923 | Speakerphone with a novel loudspeaker placement | Greg Goldfarb, Peter L. Chu | 2011-05-10 |
| 7903828 | Remote multipoint architecture for full-duplex audio | — | 2011-03-08 |
| 7903588 | System and method for dynamically establishing optimum audio quality in an audio conference | David Drell | 2011-03-08 |
| 7864938 | Speakerphone transmitting URL information to a remote device | David Drell | 2011-01-04 |