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USPTO Patent Rankings Data through Dec 31, 2025
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David K. Lambert — 5 Patents in 2017

CLClearone: 5 patents #1 of 14Top 8%
La Grange, IL: #3 of 11 inventorsTop 30%
Illinois: #337 of 8,424 inventorsTop 5%
Overall (2017): #32,163 of 506,227Top 7%
5 Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9854101 Methods and apparatuses for echo cancellation with beamforming microphone arrays Ashutosh Pandey, Darrin T. Thurston, Tracy A. Bathurst 2017-12-26 $638,000
9843455 Conferencing system with spatial rendering of audio data Tracy A. Bathurst, Derek Graham, Michael Braithwaite, Russell S. Ericksen, Bret Harris +6 more 2017-12-12 $593,000
9813806 Integrated beamforming microphone array and ceiling or wall tile Derek Graham, Michael Braithwaite 2017-11-07 $415,000
9641688 Conferencing apparatus with an automatically adapting beamforming microphone array Ashutosh Pandey, Darrin T. Thurston, Tracy A. Bathurst 2017-05-02 $634,000
9635186 Conferencing apparatus that combines a beamforming microphone array with an acoustic echo canceller Ashutosh Pandey, Darrin T. Thurston, Tracy A. Bathurst 2017-04-25 $628,000