Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11205438 | Autonomously motile device with acoustic echo cancellation | — | 2021-12-21 |
| 11175372 | Beam rejection in multi-beam microphone systems | William Folwell Barton, Kenneth Edgar Hild, II, Ramya Gopalan, Kavitha Velusamy | 2021-11-16 |
| 11159878 | Autonomously motile device with beamforming | Navin Chatlani, Ananth Raghavendra, Srivatsan Kandadai | 2021-10-26 |