Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11670269 | Keyboard instrument | So SATO, Kouji OSHIMA, Naoto IMAMURA | 2023-06-06 |
| 11571588 | Chair-type phototherapy device | Yuki Kawase, Takuya NANJO, Takamitsu Okayama | 2023-02-07 |