HI

Hiroyuki Isashi

KS Kawai Gakki Seisakusho: 2 patents #1 of 6Top 20%
Overall (1989): #25,962 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4827826 Piano toy type musical instrument 1989-05-09
4794840 Piano type musical instrument 1989-01-03