Inventor
TSUBURAYA YOSHITANE
JP11 patents
Patents
11 patentsUS5537389AJul 16, 1996
Disk cartridge having a single closing energizer for closing two independently opened shutters
HITACHI MAXELL78 citations95
US6339583B1Jan 15, 2002
Cartridge for information-recording media having deformable elastic member on shutter
HITACHI MAXELL17 citations89
US6438073B1Aug 20, 2002
Magnetic lens, magnetic reproducing element, reproducing apparatus and reproducing method
HITACHI MAXELL6 citations73
US6122228ASep 19, 2000
Magneto-optical recording medium and reproduction method therefor
HITACHI MAXELL10 citations73
US5495467AFeb 27, 1996
Disc cartridge having an opening/closing slider mechanism
HITACHI MAXELL6 citations73
US5199988AApr 6, 1993
Manufacturing apparatus and method for recording medium
HITACHI MAXELL15 citations73
US5273598ADec 28, 1993
Optical disc manufacturing method
HITACHI MAXELL14 citations70
US6690624B2Feb 10, 2004
Magnetic lens, magnetic reproducing element, reproducing apparatus and reproducing method
HITACHI MAXELL3 citations62
US6671233B1Dec 30, 2003
Magneto-optical recording medium and reproduction method therefor
HITACHI MAXELL4 citations62
US6501729B2Dec 31, 2002
Cartridge for information-recording media having deformable elastic pressing member urged by projection on shutter
HITACHI MAXELL2 citations62
US5166844ANov 24, 1992
Disc drive apparatus having a mechanism for opening/closing the shutter of a disc cartridge
HITACHI MAXELL1 citations52