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Goroh Saitoh
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Illumination device and projection display device using same
Patent number
9,819,919
Issue date
Nov 14, 2017
NEC Corporation
Masao Imai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal shutter eyeglass
Patent number
9,436,016
Issue date
Sep 6, 2016
NEC Corporation
Goroh Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color synthesis optical element, projection-type display device usi...
Patent number
9,429,761
Issue date
Aug 30, 2016
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illumination device and projection display device using same
Patent number
9,400,419
Issue date
Jul 26, 2016
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Three-dimensional video viewing system, display system, optical shu...
Patent number
9,285,599
Issue date
Mar 15, 2016
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Three-dimensional picture viewing system, display system, optical s...
Patent number
9,210,415
Issue date
Dec 8, 2015
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical element, light source device, and projection display device
Patent number
9,116,270
Issue date
Aug 25, 2015
NEC Corporation
Masanao Natsumeda
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Display element, display device, and projection display device
Patent number
9,039,201
Issue date
May 26, 2015
NEC Corporation
Masanao Natsumeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light emitting element, light source device, and projection display...
Patent number
9,028,071
Issue date
May 12, 2015
NEC Corporation
Masanao Natsumeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical element, light source device, and projection-type display d...
Patent number
8,998,420
Issue date
Apr 7, 2015
NEC Corporation
Shin Tominaga
G02 - OPTICS
Information
Patent Grant
Optical element, light source device, and projection display device
Patent number
8,960,915
Issue date
Feb 24, 2015
NEC Corporation
Shin Tominaga
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Projection display device having light source device with color syn...
Patent number
8,870,384
Issue date
Oct 28, 2014
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal shutter glasses
Patent number
8,797,468
Issue date
Aug 5, 2014
NEC Corporation
Goroh Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal shutter and liquid crystal shutter eyeglass
Patent number
8,619,204
Issue date
Dec 31, 2013
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Grant
Light control film, lighting device and display device
Patent number
7,985,466
Issue date
Jul 26, 2011
NEC LCD Technologies, Ltd.
Goroh Saitoh
B32 - LAYERED PRODUCTS
Information
Patent Grant
Light source device, display device, terminal device, light source...
Patent number
7,777,834
Issue date
Aug 17, 2010
NEC Corporation
Shin-ichi Uehara
G02 - OPTICS
Information
Patent Grant
Illumination device and display device
Patent number
7,690,810
Issue date
Apr 6, 2010
NEC Corporation
Goroh Saitoh
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Illumination device and display device incorporating the same
Patent number
7,160,003
Issue date
Jan 9, 2007
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Grant
Light source and liquid crystal display device using this light source
Patent number
6,824,285
Issue date
Nov 30, 2004
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device
Patent number
6,573,970
Issue date
Jun 3, 2003
NEC Corporation
Goroh Saitoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
ILLUMINATION DEVICE AND PROJECTION DISPLAY DEVICE USING SAME
Publication number
20160301904
Publication date
Oct 13, 2016
NEC Corporation
Masao IMAI
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTION DISPLAY DEVICE
Publication number
20130033678
Publication date
Feb 7, 2013
NEC Corporation
Masanao Natsumeda
B82 - NANO-TECHNOLOGY
Information
Patent Application
DISPLAY ELEMENT, DISPLAY DEVICE, AND PROJECTION DISPLAY DEVICE
Publication number
20130027675
Publication date
Jan 31, 2013
NEC Corporation
Masanao Natsumeda
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTION DISPLAY DEVICE
Publication number
20120314188
Publication date
Dec 13, 2012
NEC Corporation
Shin Tominaga
B82 - NANO-TECHNOLOGY
Information
Patent Application
LIGHT EMITTING ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTION DISPLAY...
Publication number
20120224148
Publication date
Sep 6, 2012
NEC Corporation
Masanao Natsumeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTION-TYPE DISPLAY D...
Publication number
20120224149
Publication date
Sep 6, 2012
NEC Corporation
Shin Tominaga
G02 - OPTICS
Information
Patent Application
COLOR SYNTHESIS OPTICAL ELEMENT, PROJECTION-TYPE DISPLAY DEVICE USI...
Publication number
20120188458
Publication date
Jul 26, 2012
NEW CORPOATION
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION DEVICE AND PROJECTION DISPLAY DEVICE USING SAME
Publication number
20120182484
Publication date
Jul 19, 2012
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE AND PROJECTION - TYPE DISPLAY DEVICE USING SAME
Publication number
20120182525
Publication date
Jul 19, 2012
NEC Corporation
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID CRYSTAL SHUTTER AND LIQUID CRYSTAL SHUTTER EYEGLASS
Publication number
20120092571
Publication date
Apr 19, 2012
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL SHUTTER EYEGLASSES
Publication number
20120092572
Publication date
Apr 19, 2012
NEC Corporation
Goroh Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID CRYSTAL SHUTTER AND LIQUID CRYSTAL SHUTTER GLASSES
Publication number
20110317082
Publication date
Dec 29, 2011
NEC Corporation
Goroh Saitoh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
THREE-DIMENSIONAL PICTURE VIEWING SYSTEM, DISPLAY SYSTEM, OPTICAL S...
Publication number
20110273545
Publication date
Nov 10, 2011
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
THREE-DIMENSIONAL VIDEO VIEWING SYSTEM, DISPLAY SYSTEM, OPTICAL SHU...
Publication number
20110267442
Publication date
Nov 3, 2011
Masao Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Liquid crystal shutter glasses
Publication number
20100201897
Publication date
Aug 12, 2010
Goroh Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION APPARATUS, ILLUMINATING METHOD AND DISPLAY APPARATUS
Publication number
20100007818
Publication date
Jan 14, 2010
NEC CORPORATION
Goroh Saitoh
G02 - OPTICS
Information
Patent Application
OPTICAL MODULATING DISPALY DEVICE AND PRODUCTION METHOD THEREFOR AN...
Publication number
20090213298
Publication date
Aug 27, 2009
NEC Corporation
Koji Mimura
G02 - OPTICS
Information
Patent Application
LIGHT CONTROL FILM, LIGHTING DEVICE AND DISPLAY DEVICE
Publication number
20070218261
Publication date
Sep 20, 2007
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Application
Light source device, display device, terminal device, light source...
Publication number
20070058108
Publication date
Mar 15, 2007
NEC CORPORATION NEC LCD TECHNOLOGIES, LTD
Shin-ichi Uehara
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY DEVICE
Publication number
20070058359
Publication date
Mar 15, 2007
Goroh Saitoh
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Light source device emitting light in rectangular shape
Publication number
20050195339
Publication date
Sep 8, 2005
NEC Corporation
Goroh Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Illumination device and display device incorporating the same
Publication number
20050180169
Publication date
Aug 18, 2005
NEC Corporation
Goroh Saitoh
G02 - OPTICS
Information
Patent Application
Optical modulating/display device and production method therefor an...
Publication number
20050146897
Publication date
Jul 7, 2005
NEC CORPORATION
Koji Mimura
G02 - OPTICS
Information
Patent Application
Light source and liquid crystal display device using this light source
Publication number
20030099118
Publication date
May 29, 2003
NEC Corporation
Goroh Saitoh
G02 - OPTICS