Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7915512 | Method and apparatus for adjusting the cadence of music on a personal audio device | Roger A. Fratti, Arlen R. Martin | 2011-03-29 |
| 7888581 | Method and apparatus for adjusting the cadence of music on a personal audio device | Roger A. Fratti | 2011-02-15 |