Inventor
OTOSHI NAOHIKO
JP3 patents
Patents
3 patentsUS6567352B1May 20, 2003
Objective lens driving device and optical disc apparatus using the same
HITACHI LTD14 citations91
US6195314B1Feb 27, 2001
Objective lens driving device and optical disc apparatus using the same
HITACHI LTD25 citations91
US6680883B2Jan 20, 2004
Objective lens driving device and optical disc apparatus using the same
HITACHI LTD9 citations72