HI

Hiroyuki Isashi

KS Kawai Gakki Seisakusho: 2 patents #77 of 198Top 40%
Overall (All Time): #2,327,555 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

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