Inventor
OKAMOTO NARUHIRO
JP6 patents
Patents
6 patentsUS7675279B2Mar 9, 2010
Switching regulator soft start circuitry using a D/A converter
ROHM CO LTD9 citations82
US6490234B1Dec 3, 2002
Optical disk reproducing device
ROHM CO LTD15 citations82
US5696744ADec 9, 1997
Disk reproducing apparatus having a disk diameter determining function
ROHM CO LTD14 citations80
US5541901AJul 30, 1996
Disk reproducing apparatus having a circuit for detecting an abnormality of a servo device
ROHM CO LTD17 citations72
US5995464ANov 30, 1999
Transporting device for moving a reproducing head of an information recorded disk reproducing apparatus
ROHM CO LTD4 citations60
US5901126AMay 4, 1999
Disk reproducing apparatus having a disk diameter determining function
ROHM CO LTD4 citations60