KA

Kozi Akiyama

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
📍 Joyo, JP: #47 of 80 inventorsTop 60%
Overall (All Time): #4,054,004 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4391669 Device for making recording disc cartridge Tohru Yamakawa 1983-07-05