Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302777 | Music apparatus for determining tonality from chord progression for improved accompaniment | Hiroko Okuda, Hiroshi Yoshimura | 1994-04-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302777 | Music apparatus for determining tonality from chord progression for improved accompaniment | Hiroko Okuda, Hiroshi Yoshimura | 1994-04-12 |