Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12026431 | Multiple groupings in a playback system | Lee Keyser-Allen, Arthur L. Coburn, IV | 2024-07-02 |
| 11403062 | Multiple groupings in a playback system | Lee Keyser-Allen, Arthur L. Coburn, IV | 2022-08-02 |
| 10248376 | Multiple groupings in a playback system | Lee Keyser-Allen, Arthur L. Coburn, IV | 2019-04-02 |