Inventor
ITO SADAYUKI
JP3 patents
Patents
3 patentsUS4517617AMay 14, 1985
Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same
SONY CORP50 citations94
US6457963B1Oct 1, 2002
Resin-sealing apparatus
SONY CORP41 citations86
US4581669AApr 8, 1986
Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same
SONY CORP15 citations72