Inventor
OKA MICHIO
JP41 patents
⚠️ This page may combine multiple inventors who share the name “OKA MICHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
37 patentsUS7545837B2Jun 9, 2009
One-dimensional illumination apparatus and imaging apparatus
SONY CORP65 citations98
US5473409ADec 5, 1995
Semiconductor light exposure device
SONY CORP56 citations96
US6628681B2Sep 30, 2003
Laser apparatus
SONY CORP21 citations93
US6404786B1Jun 11, 2002
Laser beam generating apparatus
SONY CORP26 citations93
US5822287AOct 13, 1998
Optical recording method, optical recording apparatus and optical recording medium
SONY CORP19 citations93
US6403966B1Jun 11, 2002
Measurement method and apparatus
SONY CORP39 citations92
US6018413AJan 25, 2000
Light source unit, optical measurement apparatus and exposure apparatus using the same unit
SONY CORP41 citations92
US5930283AJul 27, 1999
Laser beam generating apparatus
SONY CORP24 citations92
US5909456AJun 1, 1999
Laser beam generator
SONY CORP23 citations92
US5726436AMar 10, 1998
Apparatus and method for compensating coma aberration
SONY CORP46 citations92
US5621744AApr 15, 1997
Continuous-wave ultraviolet laser light generating apparatus
SONY CORP31 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
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
US5212710AMay 18, 1993
Laser light beam synthesizing apparatus
SONY CORP51 citations92
US4910740AMar 20, 1990
Second harmonic generation
SONY CORP27 citations92
US5376993ADec 27, 1994
Optical axis correction lens device
SONY CORP19 citations82
US5197073AMar 23, 1993
Solid-state laser in which the two polarization modes of the fundamental wave laser beam oscillate in a single longitudinal mode
SONY CORP20 citations82
US6181461B1Jan 30, 2001
Optical system having stable resonator
SONY CORP17 citations81
US5673134ASep 30, 1997
Light exposure and illuminating apparatus
SONY CORP12 citations74
US5638168AJun 10, 1997
Lens evaluating device
SONY CORP6 citations74
US5594745AJan 14, 1997
Laser light generating apparatus
SONY CORP11 citations74
US5394381AFeb 28, 1995
Optical pickup apparatus and magneto-optical reproducing system
SONY CORP13 citations74
US5388113AFeb 7, 1995
Laser generating apparatus
SONY CORP12 citations74
US5349603ASep 20, 1994
Solid-state laser resonator
SONY CORP10 citations74
US4766585AAug 23, 1988
Tracking error detecting apparatus for optical head
SONY CORP7 citations74
US9496685B2Nov 15, 2016
Laser emitting apparatus and master oscillator power amplifier system
SONY CORP3 citations73
US5741595AApr 21, 1998
Ultraviolet optical part having coat of ultraviolet optical thin film, and wavelength-changing device and ultraviolet light source unit having coat of ultraviolet optical thin film
SONY CORP7 citations73
US7701986B2Apr 20, 2010
Laser light source apparatus and image generating apparatus using such laser light source apparatus
SONY CORP2 citations63
US7433126B2Oct 7, 2008
Illuminating optical device in image display device and image display device
SONY CORP2 citations63
US6494584B1Dec 17, 2002
Ultraviolet optical device having an optical part with a gas sprayed thereon
SONY CORP6 citations63
US5801870ASep 1, 1998
Light exposure and illuminating apparatus
SONY CORP4 citations63
US5696581ADec 9, 1997
Lens evaluating device
SONY CORP5 citations63
US7106315B2Sep 12, 2006
Image display unit and display terminal using the same
SONY CORP2 citations61
US9246304B2Jan 26, 2016
Pulse shaping device and pulse shaping method
SONY CORP0 citations42
US7616670B2Nov 10, 2009
Laser light source apparatus and image generating apparatus using laser light source apparatus
SONY CORP0 citations42