Assignee
ASACA CORP
JP8 patents
Top patents by PatentIndex Score
US6019230AFeb 1, 2000
Record medium cartridge storing box
ASACA CORP25 citations92
US6094322AJul 25, 2000
Apparatus for automatically exchanging record medium cassettes between a plurality of recording and reproducing devices and between cassette storage devices
ASACA CORP33 citations88
US5210730AMay 11, 1993
Tracking error detecting apparatus for use in multibeam optical disk device
ASACA CORP25 citations88
US5331618AJul 19, 1994
Synchronizing signal detector for multi-beam optical disk unit
ASACA CORP12 citations74
US6304525B1Oct 16, 2001
Disc inverting mechanism and disc automatic changer with the mechanism
ASACA CORP9 citations68
US7480807B2Jan 20, 2009
Data storage system
ASACA CORP7 citations61
US6519222B2Feb 11, 2003
Automatic disc changing device
ASACA CORP3 citations58
US6154337ANov 28, 2000
Cassette transfer apparatus
ASACA CORP5 citations58