Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750390 | Automatic performing apparatus and electronic instrument | Hideyuki Tanaka, Akira Kawai | 2004-06-15 |
| 5278348 | Musical-factor data and processing a chord for use in an electronical musical instrument | Shu Eitaki, Noboru Akagawa | 1994-01-11 |
| 4993306 | Device for correcting timing of music playing information for use in music auto play device | Akihiro Fujita, Shu Eitaki | 1991-02-19 |