Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11417303 | Musical sound data reproduction device and musical sound data reproduction method | Tsukasa Yamashita | 2022-08-16 |
| 10726821 | Performance assistance apparatus and method | Ushin Tei | 2020-07-28 |