MI

Masashi Itoh

Sumitomo Electric Industries: 2 patents #54 of 557Top 10%
Overall (1982): #10,412 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4353125 Electromagnetic pickup cartridge Kazuo Teramae 1982-10-05
4352176 Electromagnetic pickup cartridge 1982-09-28