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

Michael Darrell Andrew Ericson

SOSonos: 56 patents #19 of 446Top 5%
Qualcomm: 2 patents #5,578 of 12,104Top 50%
FLFca Us Llc.: 1 patents #519 of 1,371Top 40%
Midland School, CA: #30 of 439 inventorsTop 7%
California: #5,800 of 386,348 inventorsTop 2%
Overall (All Time): #38,688 of 4,157,543Top 1%
60 Patents All Time

Issued Patents All Time

Showing 51–60 of 60 patents

Patent #TitleCo-InventorsDate
9202509 Controlling and grouping in a multi-zone media system Christopher Kallai, Robert A. Lambourne 2015-12-01
9042556 Shaping sound responsive to speaker orientation Christopher Kallai, Jonathan P. Lang, Craig Wisneski, Jonathon Reilly, Seamus Daly +1 more 2015-05-26
9014834 Multi-channel pairing in a media system Christopher Kallai, Robert A. Lambourne, Robert Reimann, Mark Triplett 2015-04-21
9008330 Crossover frequency adjustments for audio speakers Timothy Sheen, William H. Bush 2015-04-14
8938637 Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices without a voltage controlled crystal oscillator Nicholas A. J. Millington 2015-01-20
8923997 Method and apparatus for adjusting a speaker system Christopher Kallai 2014-12-30
8788080 Multi-channel pairing in a media system Christopher Kallai, Robert A. Lambourne, Robert Reimann, Mark Triplett 2014-07-22
8689036 Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices without a voltage controlled crystal oscillator Nicholas A. J. Millington 2014-04-01
8370678 Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices without a voltage controlled crystal oscillator Nicholas A. J. Millington 2013-02-05
8020023 Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices without a voltage controlled crystal oscillator Nicholas A. J. Millington 2011-09-13