RF

Rei Furukawa

Yamaha: 3 patents #20 of 230Top 9%
Overall (2011): #38,054 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7985914 Automatic player accompanying singer on musical instrument and automatic player musical instrument Yasuhiko Ohba 2011-07-26
7902449 Music performance system for music session and component musical instruments Yuji Fujiwara 2011-03-08
7863513 Synchronous playback system for reproducing music in good ensemble and recorder and player for the ensemble Jun Ishii, Yoshihiro Shiiya, Takeyoshi Aihara 2011-01-04