Inventor
SHIMIZU JOZO
5 patents
Patents
5 patentsUS4275113AJun 23, 1981
Magnetic recording medium
HITACHI MAXELL35 citations90
US4624883ANov 25, 1986
Magnetic recording medium
HITACHI MAXELL29 citations89
US4349608ASep 14, 1982
Magnetic recording medium
HITACHI MAXELL6 citations61
US4946374AAug 7, 1990
Magnetic recording medium
HITACHI MAXELL4 citations60
US4722863AFeb 2, 1988
Magnetic recording medium
HITACHI MAXELL0 citations41