Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374775 | Keyboard instrument for selectively producing mechanical sounds and synthetic sounds without any mechanical vibrations on music wires | Kiyoshi Kawamura, Nobuo Sugiyama, Masahiro Wada | 1994-12-20 |
| 5357047 | Method and device for converting source piano playing data for automatic playing piano | Yoshimasa Isozaki | 1994-10-18 |