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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sylvain J. Choisel — 10 Patents in 2018

Apple: 9 patents #162 of 3,694Top 5%
Palo Alto, CA: #33 of 1,983 inventorsTop 2%
California: #1,011 of 60,411 inventorsTop 2%
Overall (2018): #6,132 of 503,207Top 2%
10 Patents 2018

Issued Patents 2018

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10149087 Acoustic change detection Adam E. Kriegel 2018-12-04 $82,334,000
10109292 Audio systems with active feedback acoustic echo cancellation Simon K. Porter 2018-10-23 $108,278,000
10063984 Method for creating a virtual acoustic stereo system with an undistorted acoustic center Martin E. Johnson, Daniel K. Boothe, Mitchell R. Lerner 2018-08-28 $75,868,000
10028071 Binaural sound reproduction system having dynamically adjusted audio output Darius A. Satongar, Afrooz Family, Juha O. Merimaa 2018-07-17 $111,105,000
10019981 Active reverberation augmentation Simon K. Porter, John C. M. Stewart 2018-07-10 $58,779,000
9992595 Acoustic change detection Adam E. Kriegel 2018-06-05 $99,301,000
9961464 Pressure gradient microphone for measuring an acoustic characteristic of a loudspeaker Simon K. Porter, Jesse A. Lippert 2018-05-01 $111,912,000
9942686 Spatial audio rendering for beamforming loudspeaker array Afrooz Family, Mitchell R. Lerner, Tomlinson Holman 2018-04-10 $65,044,000
9900723 Multi-channel loudspeaker matching using variable directivity Afrooz Family, Martin E. Johnson, Tomlinson Holman 2018-02-20 $98,367,000
9883140 Using the location of a near-end user in a video stream to adjust audio settings of a far-end system Martin E. Johnson, Tom-Davy W. Saux, Ronald N. Isaac, Afrooz Family 2018-01-30