Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897862 | Stringed instrument learning and teaching method, music notation system, and corresponding visual aid | — | 2011-03-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897862 | Stringed instrument learning and teaching method, music notation system, and corresponding visual aid | — | 2011-03-01 |