Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10224010 | Woody material for wind instrument, wind instrument, and production method of woody material for wind instrument | Kazuki SOGA, Tatsuya Hiraku | 2019-03-05 |
| 9311902 | Method of fabricating bow stick of stringed instrument and bow stick of stringed instrument | Akio Yamamoto, Tatsuya Hiraku, Toshiharu Fukushima | 2016-04-12 |