Inventor
David Drell
Inventor
Austin, TX, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication30%
H04LTransmission of digital information, e.g. telegraphic communication27%
H04NPictorial communication, e.g. television18%
H04QSelecting17%
H04BTransmission4%
G01SRadio direction-finding1%
G06FElectric digital data processing1%
H04WWireless communication networks1%
PatentTitleYear
9,001,702'Speakerphone using a secure audio connection to initiate a second secure connection'20158,976,712'Speakerphone and conference bridge which request and perform polling operations'20158,977,683'Speakerphone transmitting password information to a remote device'20158,964,604'Conference endpoint instructing conference bridge to dial phone number'20158,947,487'Method and apparatus for combining speakerphone and video conference unit operations'20158,948,059'Conference endpoint controlling audio volume of a remote device'20158,934,381'Conference endpoint instructing a remote device to establish a new connection'20158,934,382'Conference endpoint controlling functions of a remote device'20158,850,182'Data capture for secure protocols'20148,705,719'Speakerphone and conference bridge which receive and provide participant monitoring information'20148,582,520'Method and apparatus for wideband conferencing'20138,223,942'Conference endpoint requesting and receiving billing information from a conference bridge'20128,102,984'Speakerphone and conference bridge which receive and provide participant monitoring information'20128,023,458'Method and apparatus for wideband conferencing'20118,004,556'Conference link between a speakerphone and a video conference unit'20117,978,838'Conference endpoint instructing conference bridge to mute participants'20117,903,588'System and method for dynamically establishing optimum audio quality in an audio conference'20117,864,938'Speakerphone transmitting URL information to a remote device'20117,821,918'System and method for communication channel and device control via an existing audio channel'20107,742,588'Speakerphone establishing and using a second connection of graphics information'20107,526,078'System and method for communicating data during an audio conference'20097,450,149'Conferencing system with integrated audio driver and network interface device'20087,339,605'Conference link between a speakerphone and a video conference unit'20087,227,938'System and method for dynamically establishing optimum audio quality in an audio conference'20077,221,663'Method and apparatus for wideband conferencing'20077,089,285'Videoconferencing apparatus having integrated multi-point conference capabilities'20066,633,985'System and method for videoconferencing across networks separated by a firewall'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2015Patents assigned to POLYCOM INC (26)· patent assignee history
2003Based in Pleasanton, CA, US· patent location history
2006–2015Based in Austin, TX, US· patent location history
2012–2015Patents assigned to DRELL DAVID (12)· patent assignee history
2012–2015Patents assigned to RODMAN JEFFREY (12)· patent assignee history
2014Patents assigned to SHORETEL INC (1)· patent assignee history
2015Patents assigned to NIR EYAL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POLYCOM INC | 26 | 2003–2015 |
| DRELL DAVIDself | 12 | 2012–2015 |
| RODMAN JEFFREY | 12 | 2012–2015 |
| NIR EYAL | 1 | 2015 |
| SHORETEL INC | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 26 | 2006–2015 |
| Pleasanton, California, US | 1 | 2003 |