Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DA

David John McCaffree Amaranto — 7 Patents

SOSonos: 7 patents #135 of 446Top 35%
Truckee, CA: #22 of 107 inventorsTop 25%
California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #674,765 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12212917 Earphone positioning and retention Brandon Holley, Wei Hean Liew, Jerad Lewis, Alexia Delhoume, Casper Asmussen +1 more 2025-01-28
11797262 Command dial in a media playback system Stefan Reichert 2023-10-24
11700476 Earphone positioning and retention Brandon Holley, Wei Hean Liew, Jerad Lewis, Alexia Delhoume, Casper Asmussen +1 more 2023-07-11
11080008 Command dial in a media playback system Stefan Reichert 2021-08-03
10579328 Command device to control a synchrony group Stefan Reichert 2020-03-03
9965244 System and method for issuing commands in a media playback system Stefan Reichert 2018-05-08
9355555 System and method for issuing commands in a media playback system Stefan Reichert 2016-05-31