Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9666168 | Board for stringed instrument, method of manufacturing board for stringed instrument, and stringed instrument | Kazuki SOGA, Toshihisa Yamazaki, Tatsuya Hiraku, Hiroshi Nakaya | 2017-05-30 |