EI

Etsuro Ikeyama

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,318,114 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D320208 Combined tape player and radio tuner Masayoshi Tsuchiya 1991-09-24
D318667 Tape player Ichiroh Hino 1991-07-30