TH

Tatsuya Hiraku

Yamaha: 2 patents #18 of 191Top 10%
Overall (2016): #94,861 of 481,213Top 20%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9406285 Board for stringed instrument, method of manufacturing board for stringed instrument, and stringed instrument Kazuki SOGA, Toshihisa Yamazaki, Hiroshi Nakaya, Kenichi Miyazawa 2016-08-02
9311902 Method of fabricating bow stick of stringed instrument and bow stick of stringed instrument Akio Yamamoto, Kazushi Nakai, Toshiharu Fukushima 2016-04-12