Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8577069 | Attachable external acoustic chambers for a mobile device | Patrick A. Hampton | 2013-11-05 |
| 8098867 | Attachable external acoustic chamber for a mobile device | Patrick A. Hampton | 2012-01-17 |