Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11303996 | Ceiling tile microphone | David K. Lambert, Michael Braithwaite | 2022-04-12 |
| 11297420 | Ceiling tile microphone | David K. Lambert, Michael Braithwaite | 2022-04-05 |
| 11240597 | Ceiling tile beamforming microphone array system | David K. Lambert, Michael Braithwaite | 2022-02-01 |
| 11240598 | Band-limited beamforming microphone array with acoustic echo cancellation | David K. Lambert, Russell S. Ericksen | 2022-02-01 |