Inventor
FUMIOKA JUN
JP7 patents
Patents
7 patentsUS5815343ASep 29, 1998
Magnetic recording medium, process for producing the same and magnetic recording system
HITACHI LTD77 citations96
US6057021AMay 2, 2000
Magnetic recording media and magnetic recording system using the same
HITACHI LTD42 citations95
US5750230AMay 12, 1998
Magnetic recording media and magnetic recording system using the same
HITACHI LTD44 citations95
US4762534AAug 9, 1988
Method of producing magnetic disk
HITACHI LTD17 citations81
US5123933AJun 23, 1992
Method of producing magnetic disk
HITACHI LTD4 citations73
US5028242AJul 2, 1991
Lapping member and lapping tape
HITACHI LTD9 citations73
US4842618AJun 27, 1989
Method of producing magnetic disk
HITACHI LTD10 citations73