Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278348 | Musical-factor data and processing a chord for use in an electronical musical instrument | Shu Eitaki, Noriyuki Ueta | 1994-01-11 |
| 5218157 | Auto-accompaniment instrument developing chord sequence based on inversion variations | Junichi Takano | 1993-06-08 |