Kao Nimura

Yamaha: 2 patents #899 of 2,001Top 45%

Overall (All Time): #2,117,862 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D610190	Electronic piano	—	2010-02-16
D585438	Audio signal amplifier	—	2009-01-27