Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9467780 | DJ mixing headphones | Peter M. Kelly, Richard P. Alden, Joshua B. Poulsen | 2016-10-11 |
| D701193 | Headphone | Peter M. Kelly, Donald C. Stiff | 2014-03-18 |
| D693793 | Headphone | Peter M. Kelly | 2013-11-19 |
| D685767 | Headphone | Peter M. Kelly, Donald C. Stiff | 2013-07-09 |
| D685759 | Headphone | Peter M. Kelly, Donald C. Stiff | 2013-07-09 |
| D683717 | Headphone | Peter M. Kelly, Donald C. Stiff | 2013-06-04 |
| D677241 | Headphone | Peter M. Kelly | 2013-03-05 |
| D674376 | Headphone | Peter M. Kelly, Donald C. Stiff | 2013-01-15 |
| D674372 | Headphone | Peter M. Kelly, Donald C. Stiff | 2013-01-15 |
| D673136 | Headphone | Peter M. Kelly, Donald C. Stiff | 2012-12-25 |
| D673140 | Headphone | Peter M. Kelly, Donald C. Stiff | 2012-12-25 |