Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11516611 | Providing a multi-channel and a multi-zone audio environment | Simon Jarvis, Hilmar Lehnert, Luis Vega | 2022-11-29 |
| 11496848 | Thermal control of audio playback devices | Hilmar Lehnert | 2022-11-08 |
| 11470420 | Audio generation in a media playback system | Mike Chamness, Timothy Sheen, Hilmar Lehnert | 2022-10-11 |
| 11374547 | Audio calibration of a portable playback device | Patrick McPherson | 2022-06-28 |
| 11368803 | Calibration of playback device(s) | Ananth Jasty, Timothy Sheen | 2022-06-21 |
| 11297433 | Limiter for bass enhancement | Paul MacLean | 2022-04-05 |