FT

Fumitoshi Toyoshima

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
📍 Nagaoka, JP: #84 of 243 inventorsTop 35%
Overall (All Time): #2,314,894 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4997796 Glass for magnetic head Noriyo Nagumo 1991-03-05
4831481 Composite magnetic head and method of manufacturing the same 1989-05-16