QSC, LLC
40Patents
40Active
40Granted
54Portfolio score
Filing activity: May 10, 2011 → Jun 29, 2023 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD754096S1 | Amplifier | General | 25 | Active |
| USD783001S1 | Mixer | General | 16 | Active |
| USD772200S1 | Mixer | General | 14 | Active |
| USD807860S1 | Mixer | General | 13 | Active |
| USD784288S1 | Amplifier | General | 11 | Active |
| USD824367S1 | Mixer | General | 10 | Active |
| US11063565B2 | Audio amplifier assemblies, processes, and methods | Electricity | 9 | Active |
| US10531183B2 | Multi-way acoustic waveguide for a speaker assembly | Electricity | 9 | Active |
| USD793355S1 | Amplifier | General | 7 | Active |
| US10901809B2 | Audio, video and control system implementing virtual machines | Physics | 7 | Active |
| US10848858B2 | Multi-way acoustic waveguide for a speaker assembly | Electricity | 7 | Active |
| US11240593B2 | Multi-way acoustic waveguide for a speaker assembly | Electricity | 5 | Active |
| US11509997B2 | Acoustic waveguide | Electricity | 5 | Active |
| US11194607B2 | Cloud based audio / video operating systems | Physics | 5 | Active |
| US11561813B2 | Server support for multiple audio/video operating systems | Physics | 4 | Active |
| US8718310B2 | Multiple aperture speaker assembly | Electricity | 4 | Active |
| US9973638B2 | Peripheral bus video communication using internet protocol | Electricity | 4 | Active |
| USD902178S1 | Mixer | General | 4 | Active |
| US11474882B2 | Audio, video and control system implementing virtual machines | Physics | 4 | Active |
| US9204212B2 | Multiple aperture speaker assembly | Electricity | 3 | Active |
| US11582552B2 | Multi-way acoustic waveguide for a speaker assembly | Electricity | 2 | Active |
| US8824717B2 | Multiple aperture diffraction device | Electricity | 1 | Active |
| US11736859B2 | Acoustic waveguide | Electricity | 1 | Active |
| US11128270B1 | Class-D amplifier with nested feedback loops | Electricity | 1 | Active |
| US11601557B2 | Peripheral bus video communication using internet protocol | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.