Inventor
OINOUE HIROSHI
JP11 patents
Patents
11 patentsUS4733067AMar 22, 1988
Semiconductor laser apparatus for optical head
SONY CORP64 citations96
US6044048AMar 28, 2000
Optical pickup and optical disc device for accessing media of differing recording densities
SONY CORP32 citations92
US5485445AJan 16, 1996
Disc driving apparatus having means for placing a read record head at a predetermined position in the innermost region of a disc
SONY CORP23 citations92
US5247501ASep 21, 1993
Tracking error detection apparatus for an optical disk
SONY CORP33 citations92
US4766583AAug 23, 1988
Optical pickup device with objective lens movable in two directions
SONY CORP51 citations91
US4709139ANov 24, 1987
Coma correction in optical head with astigmatism for focusing error detection
SONY CORP22 citations82
US4897828AJan 30, 1990
Optical pickup device
SONY CORP10 citations73
US4893296AJan 9, 1990
Optical pickup device
SONY CORP15 citations73
US5706270AJan 6, 1998
Compact optical pick-up lead with a vertically inclined substrate integrated with laser source and light detector
SONY CORP10 citations71
US7113602B2Sep 26, 2006
Apparatus for adjustable positioning of virtual sound source
SONY CORP10 citations70
US7613092B2Nov 3, 2009
Reproduction apparatus and focus jump method
SONY CORP0 citations35