EM

Eiji Morikawa

SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Overall (All Time): #2,362,737 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4401857 Multiple speaker — 1983-08-30
4389548 Acoustic transducer Toshifumi Morita, Masayuki Hirate 1983-06-21