Inventor
SAKATA YOSHIYA
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SAKATA YOSHIYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
10 patentsUS4734812AMar 29, 1988
Tape cartridge with erasure-preventing indicator plug
TDK CORP20 citations82
US4707757ANov 17, 1987
Pressing spring for a magnetic tape cartridge
TDK CORP11 citations73
US4688128AAug 18, 1987
Magnetic tape cassette having two layered portions
TDK CORP14 citations73
US4628389ADec 9, 1986
Lock member for the lid of a magnetic tape cassette
TDK CORP10 citations73
US4626948ADec 2, 1986
Magnetic tape cartridge pivot pin and supporting member
TDK CORP7 citations73
US4585187AApr 29, 1986
Magnetic tape cassette
TDK CORP11 citations73
US4858849AAug 22, 1989
Tape cassette housing
TDK CORP2 citations62
US4727445AFeb 23, 1988
Device for opening/closing a protective cover on a magnetic tape cassette and protecting the cassette interior from contamination
TDK CORP2 citations62
US4682259AJul 21, 1987
Magnetic tape cassette with dustproof mechanism
TDK CORP4 citations62
US4515322AMay 7, 1985
Reel for a magnetic tape
TDK CORP4 citations62