HI

Hirokatsu Iwaya

IW Iwaya: 2 patents #3 of 18Top 20%
Overall (All Time): #1,683,313 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D270258 Game playing board Hiroshi Kaneko 1983-08-23
4389811 Bird action toy Hiroshi Saigo, Takashi Suzuki 1983-06-28
4245515 Device for switching power of active toy 1981-01-20