Inventor
FUKAGAWA YOSHIHIRO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “FUKAGAWA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LG DATA STORAGE INC
4 patentsUS9230591B2Jan 5, 2016
Optical disc library and storage apparatus including disc changer functionality
HITACHI LG DATA STORAGE INC15 citations83
US6954414B2Oct 11, 2005
Controlling optical pickup of optical disk drive by detecting change of sampling signals taken from a motor drive signal
HITACHI LG DATA STORAGE INC8 citations73
US7319652B2Jan 15, 2008
Controlling optical pickup of optical disk drive by detecting change of sampling signals taken from a motor drive signal
HITACHI LG DATA STORAGE INC2 citations62
US7480925B2Jan 20, 2009
Optical disc apparatus
HITACHI LG DATA STORAGE INC1 citations51
HITACHI VIDEO ENG
3 patentsUS4899235AFeb 6, 1990
Magnetic tape loading mechanism and method
HITACHI VIDEO ENG11 citations73
US4985788AJan 15, 1991
Recording and reproducing apparatus
HITACHI VIDEO ENG9 citations72
US5321567AJun 14, 1994
Tape loading mechanism for a rotating drum and cassette tape recording and reproducing apparatus
HITACHI VIDEO ENG5 citations61