SK

Shinji Kumano

NS Nippon Gakki Seizo: 1 patents #8 of 27Top 30%
Overall (1989): #57,499 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4846041 Keyboard device of electronic musical instrument Motoshi Murasaki 1989-07-11