Inventor
IIDA TAMOTSU
JP10 patents
⚠️ This page may combine multiple inventors who share the name “IIDA TAMOTSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
9 patentsUS5255261AOct 19, 1993
Information recording disk
HITACHI MAXELL94 citations96
US5537389AJul 16, 1996
Disk cartridge having a single closing energizer for closing two independently opened shutters
HITACHI MAXELL78 citations95
US5043965AAug 27, 1991
Optical apparatus for optical information recording medium
HITACHI MAXELL24 citations89
US6897823B2May 24, 2005
Plane antenna and method for manufacturing the same
HITACHI MAXELL7 citations73
US6760290B1Jul 6, 2004
Optical disc and optical disc drive
HITACHI MAXELL7 citations73
US7126906B2Oct 24, 2006
Optical record carrier, drive unit, data updating method and software version-up method
HITACHI MAXELL10 citations72
US7236447B2Jun 26, 2007
Optical disk, method of playing optical disk, and optical disk drive
HITACHI MAXELL0 citations51
US7088669B2Aug 8, 2006
Optical disc, method for manufacturing the same, drive for the same, and samper used to manufacture the same
HITACHI MAXELL0 citations50
USRE38503EApr 20, 2004
Information recording disk
HITACHI MAXELL0 citations41