Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10531175 | Headphone system with detachable earbud speakers | Michael O. Parelli, Eric A. Knight | 2020-01-07 |
| 9877101 | Headphone system with detachable earbud speakers | Michael O. Parelli, Eric A. Knight | 2018-01-23 |