Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11166100 | Bass optimization for audio systems and devices | David Palmer | 2021-11-02 |
| 11137803 | Slim electronic devices and audio transducers incorporated therein | David Palmer, Christopher Marck Hardy | 2021-10-05 |
| 11102582 | Audio transducers and devices incorporating the same | David Palmer | 2021-08-24 |
| 10887701 | Audio transducers | David Palmer | 2021-01-05 |