Inventor
SUGAWARA KOKICHI
6 patents
Patents
6 patentsUS4698714AOct 6, 1987
Flexible magnetic disc cassette
SONY CORP39 citations86
US4232840ANov 11, 1980
Tape cassette
SONY CORP29 citations80
US6069778AMay 30, 2000
Method of printing on a casing for forming multiple printed layers to provide a protected decorative area and unprotected area on which writing can be formed
SONY CORP11 citations72
US5799008AAug 25, 1998
Casing having multiple printed layers which provide a protected decorative area and unprotected area on which writing can be formed
SONY CORP10 citations72
US4524926AJun 25, 1985
Cassette and cassette adapter for use therewith
SONY CORP14 citations72
US4225100ASep 30, 1980
Tape cassette
SONY CORP17 citations71