HO

Haruo Okuyama

Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #2,579,103 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11631357 Display device for musical instrument and display switching method of display device for musical instrument Takaaki Makino, Koichi Matsuno, Takashi Handa, Yosuke Harada, Akihiro Nagayama 2023-04-18