Inventor
DOI HAJIME
JP5 patents
Patents
5 patentsUS4897752AJan 30, 1990
Disk cartridge
HITACHI MAXELL7 citations71
US5029319AJul 2, 1991
Cleaning sheet for a magnetic disc
HITACHI MAXELL8 citations70
US4709816ADec 1, 1987
Recording disc cartridge
HITACHI MAXELL17 citations70
US4803584AFeb 7, 1989
Disk cartridge with cleaning sheet of non-woven fabric
HITACHI MAXELL16 citations69
US4985799AJan 15, 1991
Disk cartridge with improved disk cleaning
HITACHI MAXELL2 citations59