Inventor
SHIBA HARUO
JP140 patents
⚠️ This page may combine multiple inventors who share the name “SHIBA HARUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
46 patentsUS5278717AJan 11, 1994
Disk cartridge
TDK CORP57 citations96
US5044496ASep 3, 1991
Case
TDK CORP58 citations96
US5385235AJan 31, 1995
Casing for housing a cartridge
TDK CORP45 citations93
US5195084AMar 16, 1993
Disc cartridge
TDK CORP27 citations93
US4977475ADec 11, 1990
Lining member for the surface of a casing for a disc cartridge
TDK CORP23 citations93
US4863031ASep 5, 1989
Disc cartridge having peripheral disc support
TDK CORP26 citations93
US4491891AJan 1, 1985
Tape guide for a magnetic tape cartridge and method of manufacturing the same
TDK CORP31 citations93
US5260931ANov 9, 1993
Disk cartridge with improved transmission shutter mechanism
TDK CORP22 citations92
US5153801AOct 6, 1992
Disk cartridge having coupled shutters for closing plural cartridge openings
TDK CORP44 citations92
US5034839AJul 23, 1991
Structures for fixedly supporting tape guides in a magnetic tape cassette
TDK CORP26 citations92
US5034844AJul 23, 1991
Disc cartridge with bent shutter plate to facilitate mounting of shutter plate on disc casing
TDK CORP20 citations82
US4803678AFeb 7, 1989
Disc cartridge
TDK CORP23 citations82
US4734812AMar 29, 1988
Tape cartridge with erasure-preventing indicator plug
TDK CORP20 citations82
US6532133B1Mar 11, 2003
Recording medium cartridge with improved welding characteristics
TDK CORP10 citations74
US5966360AOct 12, 1999
Cleaning disc cartridge
TDK CORP10 citations74
US5498456AMar 12, 1996
Disc cartridge
TDK CORP7 citations74
US5326608AJul 5, 1994
Disc cartridge
TDK CORP11 citations74
US5325256AJun 28, 1994
Cartridge having a write protector integrally formed with the casing
TDK CORP17 citations74
US5247416ASep 21, 1993
Disk cartridge with friction-reducing sheet
TDK CORP16 citations74
US5232093AAug 3, 1993
Tape cassette housing
TDK CORP13 citations74
US5205507AApr 27, 1993
Hub for tape cassette
TDK CORP7 citations74
US5168998ADec 8, 1992
Casing for receiving a magnetic tape cassette
TDK CORP9 citations74
US5121278AJun 9, 1992
Disc cartridge having disc supporting arrangement
TDK CORP14 citations74
US5121277AJun 9, 1992
Disc cartridge with shutter and assembling and mounting mechanism therefor
TDK CORP17 citations74
US5107386AApr 21, 1992
Magnetic tape cassette
TDK CORP8 citations74
US5081556AJan 14, 1992
Protective casing for a magnetic disk
TDK CORP17 citations74
US5077625ADec 31, 1991
Cartridge having casing with shutter movable to receive discs therein
TDK CORP17 citations74
US5072326ADec 10, 1991
Disc cartridge and shutter assembly thereof
TDK CORP12 citations74
US5057960AOct 15, 1991
Hub for a disk type recording medium
TDK CORP8 citations74
US5010435AApr 23, 1991
Hub for a disk type recording medium
TDK CORP9 citations74
US4991048AFeb 5, 1991
Disc cartridge casing with shutter slidably fitted therein to uncover a pick-inserting hole
TDK CORP11 citations74
US4965690AOct 23, 1990
Tape cassette having outer housing layers of elastomeric material
TDK CORP15 citations74
US4935833AJun 19, 1990
Guide members for magnetic tape cassette
TDK CORP11 citations74
US4930714AJun 5, 1990
Reel for a magnetic tape
TDK CORP8 citations74
US4885651ADec 5, 1989
Tape cassette with low friction slide member for guiding movement of a lid thereon
TDK CORP9 citations74
US4847717AJul 11, 1989
Handling of a tape cassette
TDK CORP7 citations74
US4802046AJan 31, 1989
Casing assembly for a disc cartridge
TDK CORP10 citations74
US4802047AJan 31, 1989
Disc cartridge
TDK CORP10 citations74
US4791515ADec 13, 1988
Protecting a disc cartridge from inadvertent actuation during nonuse
TDK CORP7 citations74
US4781340ANov 1, 1988
Magnetic tape cassette
TDK CORP11 citations74
US4782417ANov 1, 1988
Disc cartridge
TDK CORP7 citations74
US4769730ASep 6, 1988
Magnetic tape cassette with an improved guard panel
TDK CORP12 citations74
US4748529AMay 31, 1988
Magnetic tape cassette with anti-friction tape guides
TDK CORP17 citations74
US4747007AMay 24, 1988
Spring means for biasing a tape against a head inserted in a cassette
TDK CORP14 citations74
US4631619ADec 23, 1986
Magnetic tape cassette having improved reel locking means
TDK CORP15 citations74
US4504027AMar 12, 1985
Magnetic tape clamping device
TDK CORP8 citations74
TDK ELECTRONICS CO LTD
3 patentsKAWAKAMI YOSHIO
1 patentShowing the top 50 of 140 patents by PatentIndex Score.