Inventor
EGUCHI NAOYA
JP29 patents
⚠️ This page may combine multiple inventors who share the name “EGUCHI NAOYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
25 patentsUS5402407AMar 28, 1995
Optical pickup apparatus and method for adjusting optical axis thereof
SONY CORP95 citations96
US7364309B2Apr 29, 2008
Image projector and image projecting method
SONY CORP33 citations92
US6937754B1Aug 30, 2005
Inspection equipment
SONY CORP42 citations92
US6780692B2Aug 24, 2004
Laser annealing apparatus and method of fabricating thin film transistor
SONY CORP30 citations92
US6459493B1Oct 1, 2002
Apparatus for measuring surface form
SONY CORP32 citations92
US6388744B1May 14, 2002
Disc-shaped recording medium inspection apparatus and method
SONY CORP33 citations92
US6220714B1Apr 24, 2001
Image display apparatus
SONY CORP41 citations92
US5726436AMar 10, 1998
Apparatus and method for compensating coma aberration
SONY CORP46 citations92
US5442615AAug 15, 1995
Optical plate for correcting comatic aberration
SONY CORP48 citations92
US5418810AMay 23, 1995
Laser light beam generating apparatus using an electromagnetic actuator for reflector positioning
SONY CORP23 citations92
US5367531ANov 22, 1994
Laser light beam generating apparatus
SONY CORP28 citations92
US5347500ASep 13, 1994
Compact optical pickup head with tracking error signal generator
SONY CORP41 citations92
US5339324AAug 16, 1994
Laser beam generator including automatic resonator length control
SONY CORP23 citations92
US5289479AFeb 22, 1994
Laser light beam generating apparatus
SONY CORP20 citations92
US4864170ASep 5, 1989
Linear motor
SONY CORP31 citations92
US5742437AApr 21, 1998
Optical pickup device
SONY CORP16 citations82
US5852508ADec 22, 1998
Lens device, ultraviolet-ray emitting device, and optical disc recording device
SONY CORP12 citations74
US5473154ADec 5, 1995
Optical pickup apparatus employing nonpolarization beam splitter and quarter wavelength plate
SONY CORP8 citations74
US4843601AJun 27, 1989
Tracking servo system for optical disk playre apparatus
SONY CORP14 citations73
US4972337ANov 20, 1990
Device for controlling rotation of a magnet used in a magneto-optical recording system
SONY CORP11 citations72
US4747089AMay 24, 1988
Method and apparatus for focusing servo control
SONY CORP16 citations69
US5157642AOct 20, 1992
Optical disc recording/reproduction apparatus with improved track seeking
SONY CORP12 citations68
US7204593B2Apr 17, 2007
3-D image display unit
SONY CORP3 citations63
USRE37717EMay 28, 2002
Optical pickup device
SONY CORP4 citations63
US5144605ASep 1, 1992
Optical disk apparatus and method for controlling movement of light spot thereof
SONY CORP3 citations63
ITO KATSUHISA
2 patentsUS8933998B2Jan 13, 2015
Three-dimensional image display device, method of manufacturing the same, and three-dimensional image display method
ITO KATSUHISA2 citations61
US8854439B2Oct 7, 2014
Stereoscopic picture display, method of manufacturing the same and stereoscopic picture display method
ITO KATSUHISA2 citations61