RN

Ryutaro Niiho

Yamaha: 2 patents #899 of 2,001Top 45%
Overall (All Time): #1,769,102 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12027144 Keyboard device and sound generation control method Fukutaro Okuyama, Haruki Uehara 2024-07-02
11657786 Keyboard device and sound generation control method Fukutaro Okuyama, Haruki Uehara 2023-05-23