Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D320997 | Electronic saxhorn | — | 1991-10-22 |
| D319455 | Electronic saxhorn | — | 1991-08-27 |
| D317932 | Electronic saxhorn | — | 1991-07-02 |
| D313035 | Electronic keyboard musical instrument | Shigeru Kitsuyu | 1990-12-18 |
| D308215 | Electronic piano | — | 1990-05-29 |
| D263468 | Cassette tape deck | Shigeki Masatsugu, Isao Aburatani | 1982-03-23 |