Inventor

GOBARA YOSHIO

JP3 patents

Patents

3 patents

US4833020AMay 23, 1989

Magnetic recording medium

HITACHI LTD77 citations96

US4786553ANov 22, 1988

Magnetic recording medium

HITACHI LTD13 citations73

US4735853AApr 5, 1988

Magnetic recording medium having an amorphous, nonmagnetic nickel-tungston-phosphorus underlayer

HITACHI LTD9 citations69