Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11403062 | Multiple groupings in a playback system | Lee Keyser-Allen, Arthur L. Coburn, IV | 2022-08-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11403062 | Multiple groupings in a playback system | Lee Keyser-Allen, Arthur L. Coburn, IV | 2022-08-02 |