Inventor
OTOTAKE MASAFUMI
JP21 patents
Patents
21 patentsUS5592452AJan 7, 1997
Optical disk with logical tracks formed thereon and optical disk drive device
MITSUBISHI ELECTRIC CORP109 citations97
US6529451B2Mar 4, 2003
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP25 citations96
US6229784B1May 8, 2001
Optical disk having an attribute which designates whether a recording area permits rewriting or not
MITSUBISHI ELECTRIC CORP24 citations96
US5717683AFeb 10, 1998
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP65 citations96
US5212677AMay 18, 1993
Defect inspecting apparatus for disc-shaped information recording media
MITSUBISHI ELECTRIC CORP118 citations95
US5825728AOct 20, 1998
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP17 citations92
US5321675AJun 14, 1994
Pit spacing in the servo field of an optical disk for speed and direction detection and data retrieval
MITSUBISHI ELECTRIC CORP32 citations92
US5070492ADec 3, 1991
Signal decoding apparatus and method
MITSUBISHI ELECTRIC CORP32 citations92
US6775220B2Aug 10, 2004
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP8 citations82
US6434099B1Aug 13, 2002
Optical disk having an attribute which designates whether a recording area permits rewriting or not
MITSUBISHI ELECTRIC CORP9 citations82
US5953309ASep 14, 1999
Optical disk having logical tracks and dummy sectors in each zone, and optical disk drive device for such an optical disk
MITSUBISHI ELECTRIC CORP13 citations82
US6853611B2Feb 8, 2005
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP8 citations74
US6834033B2Dec 21, 2004
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP7 citations74
US6526019B2Feb 25, 2003
Optical disk having a recording area on each side and attribute data designating each recording area as rewriteable or not rewriteable
MITSUBISHI ELECTRIC CORP5 citations74
US7207051B2Apr 17, 2007
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP2 citations63
US7164641B2Jan 16, 2007
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP2 citations63
US6930965B2Aug 16, 2005
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP1 citations63
US7924693B2Apr 12, 2011
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP0 citations52
US6633525B2Oct 14, 2003
Optical disk having an attribute which designates whether a recording area permits rewriting or not
MITSUBISHI ELECTRIC CORP0 citations52
US7227815B2Jun 5, 2007
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP0 citations49
US7548497B2Jun 16, 2009
Optical disk and optical disk drive device
MITSUBISHI ELECTRIC CORP0 citations41