Inventor

KOIKE YOSHIYASU

JP3 patents

⚠️ This page may combine multiple inventors who share the name “KOIKE YOSHIYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOKYO SHIBAURA ELECTRIC CO

2 patents

US4425401AJan 10, 1984

Magnetic recording media

TOKYO SHIBAURA ELECTRIC CO28 citations90

US4407721AOct 4, 1983

Process for manufacturing powder for magnetic recording medium

TOKYO SHIBAURA ELECTRIC CO22 citations77

SHOWA ELECTRIC WIRE & CABLE CO

1 patent

US4043028AAug 23, 1977

Method of fabricating composite superconductors

SHOWA ELECTRIC WIRE & CABLE CO16 citations70