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Yamaguchi Yorihisa

NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
📍 Mori, JP: #53 of 78 inventorsTop 70%
Overall (All Time): #3,976,816 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4674382 Electronic musical instrument having a touch responsive control function — 1987-06-23