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H04N5/7441
the modulator being an array of liquid crystal cells
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last 30 patents
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Patent Grant
Electro-optical device and electronic apparatus
Patent number
12,028,646
Issue date
Jul 2, 2024
Seiko Epson Corporation
Nobutaka Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
12,028,647
Issue date
Jul 2, 2024
Seiko Epson Corporation
Nobutaka Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illumination system and projection device
Patent number
11,669,002
Issue date
Jun 6, 2023
Coretronic Corporation
Yi-Chien Lo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Adjustably multifocal 3D holographic display system
Patent number
11,340,555
Issue date
May 24, 2022
Himax Display, Inc.
Che-Yung Shen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Projector and method for controlling projector
Patent number
11,006,066
Issue date
May 11, 2021
Seiko Epson Corporation
Hiroyuki Ichieda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projector with polarization element cooled with cooling liquid
Patent number
10,996,549
Issue date
May 4, 2021
Seiko Epson Corporation
Yoshiyuki Yanagisawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Infrared-light transmission filter and devices containing the infra...
Patent number
10,921,501
Issue date
Feb 16, 2021
AGC Inc.
Koji Miyasaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cooling system for spatial light modulating devices
Patent number
10,873,730
Issue date
Dec 22, 2020
Barco N.V.
Bart Cecile Pieter Malfait
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image projection apparatus that projects superimposed images
Patent number
10,670,947
Issue date
Jun 2, 2020
Canon Kabushiki Kaisha
Takehito Kawasumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid polarizing beam splitter
Patent number
10,591,741
Issue date
Mar 17, 2020
3M Innovative Properties Company
Philip E. Watson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Projector
Patent number
10,594,975
Issue date
Mar 17, 2020
Seiko Epson Corporation
Masahiro Horiguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Wide field of view (FOV) projection system and associated methods
Patent number
10,594,976
Issue date
Mar 17, 2020
Joshua Lentz
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Control apparatus, projection display apparatus and non-transitory...
Patent number
10,558,115
Issue date
Feb 11, 2020
Canon Kabushiki Kaisha
Takahiro Okamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control apparatus, projection display apparatus and non-transitory...
Patent number
10,534,249
Issue date
Jan 14, 2020
Canon Kabushiki Kaisha
Takahiro Okamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Display control apparatus, image projection system, and control method
Patent number
10,416,540
Issue date
Sep 17, 2019
Canon Kabushiki Kaisha
Rowelito Agustin
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Electronically controlled light valve and display apparatus having...
Patent number
10,372,011
Issue date
Aug 6, 2019
Chunghwa Picture Tubes, Ltd.
Wen-Jiunn Hsieh
G02 - OPTICS
Information
Patent Grant
Light modulation element unit having a light modulating element and...
Patent number
10,310,317
Issue date
Jun 4, 2019
Canon Kabushiki Kaisha
Koichi Yusa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal apparatus and television receiver
Patent number
10,134,344
Issue date
Nov 20, 2018
Sakai Display Products Corporation
Ryo Yamakawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical module and projection-type display apparatus
Patent number
10,054,807
Issue date
Aug 21, 2018
Seiko Epson Corporation
Hidekazu Hirabayashi
G02 - OPTICS
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Patent Grant
Projector and method of driving the same
Patent number
10,044,994
Issue date
Aug 7, 2018
BOE Technology Group Co., Ltd.
Zhao Li
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Hybrid polarizing beam splitter
Patent number
9,958,699
Issue date
May 1, 2018
3M Innovative Properties Company
Philip E. Watson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Illumination device and projector
Patent number
9,961,314
Issue date
May 1, 2018
Seiko Epson Corporation
Koichi Akiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projector having a beam splitter device comprising a polarization b...
Patent number
9,860,498
Issue date
Jan 2, 2018
Jabil Optics Germany GmbH
Eberhard Piehler
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Laser light source
Patent number
9,829,778
Issue date
Nov 28, 2017
Soraa Laser Diode, Inc.
James W. Raring
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Highlighting an object displayed by a pico projector
Patent number
9,762,868
Issue date
Sep 12, 2017
Thomson Licensing
Michael Scott Deiss
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Displaying apparatus unit and projection type displaying apparatus
Patent number
9,726,884
Issue date
Aug 8, 2017
Canon Kabushiki Kaisha
Takehiro Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection type display apparatus and lighting device
Patent number
9,693,026
Issue date
Jun 27, 2017
Seiko Epson Corporation
Naoki Tomikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Display apparatus
Patent number
9,686,447
Issue date
Jun 20, 2017
Canon Kabushiki Kaisha
Tomoaki Komiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector
Patent number
9,667,927
Issue date
May 30, 2017
Seiko Epson Corporation
Naoto Takehana
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal device, electronic apparatus, and method of manufact...
Patent number
9,581,855
Issue date
Feb 28, 2017
Seiko Epson Corporation
Koichiro Akasaka
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20240179269
Publication date
May 30, 2024
SEIKO EPSON CORPORATION
Nobutaka TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20240179270
Publication date
May 30, 2024
SEIKO EPSON CORPORATION
Nobutaka TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION APPARATUS, ILLUMINATION METHOD, AND PROJECTOR APPARATUS
Publication number
20230319228
Publication date
Oct 5, 2023
SONY GROUP CORPORATION
Hiroyuki TAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION SYSTEM AND PROJECTION DEVICE
Publication number
20220404691
Publication date
Dec 22, 2022
CORETRONIC CORPORATION
Yi-Chien Lo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE DISPLAY DEVICE AND ELECTRONIC APPARATUS
Publication number
20220155669
Publication date
May 19, 2022
Sony Semiconductor Solutions Corporation
NOBUO IWASAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
3D HOLOGRAPHIC DISPLAY SYSTEM
Publication number
20210055688
Publication date
Feb 25, 2021
HIMAX DISPLAY, INC.
Che-Yung Shen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HYBRID POLARIZING BEAM SPLITTER
Publication number
20200166766
Publication date
May 28, 2020
3M Innovative Properties Company
Philip E. Watson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR AND METHOD FOR CONTROLLING PROJECTOR
Publication number
20200007813
Publication date
Jan 2, 2020
SEIKO EPSON CORPORATION
Hiroyuki Ichieda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COOLING SYSTEM FOR SPATIAL LIGHT MODULATING DEVICES
Publication number
20190364250
Publication date
Nov 28, 2019
BARCO N.V.
Bart Cecile Pieter MALFAIT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR
Publication number
20190306452
Publication date
Oct 3, 2019
SEIKO EPSON CORPORATION
Masahiro HORIGUCHI
G02 - OPTICS
Information
Patent Application
PROJECTOR
Publication number
20190235367
Publication date
Aug 1, 2019
SEIKO EPSON CORPORATION
Yoshiyuki Yanagisawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISPLAY CONTROL APPARATUS, IMAGE PROJECTION SYSTEM, AND CONTROL METHOD
Publication number
20190219903
Publication date
Jul 18, 2019
Canon Kabushiki Kaisha
Rowelito Agustin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Electronically Controlled Light Valve and Display Apparatus Having...
Publication number
20190208159
Publication date
Jul 4, 2019
CHUNGHWA PICTURE TUBES, LTD.
Wen-Jiunn Hsieh
F21 - LIGHTING
Information
Patent Application
CONTROL APPARATUS, PROJECTION DISPLAY APPARATUS AND NON-TRANSITORY...
Publication number
20190072842
Publication date
Mar 7, 2019
Canon Kabushiki Kaisha
Takahiro Okamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL APPARATUS, PROJECTION DISPLAY APPARATUS AND NON-TRANSITORY...
Publication number
20190072841
Publication date
Mar 7, 2019
Canon Kabushiki Kaisha
Takahiro Okamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROJECTION APPARATUS
Publication number
20190052836
Publication date
Feb 14, 2019
Canon Kabushiki Kaisha
Takehito KAWASUMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROJECTOR
Publication number
20190033695
Publication date
Jan 31, 2019
SEIKO EPSON CORPORATION
Shigehiro YANASE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR AND METHOD OF DRIVING THE SAME
Publication number
20180227554
Publication date
Aug 9, 2018
BOE TECHNOLOGY GROUP CO., LTD.
Zhao Li
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
HYBRID POLARIZING BEAM SPLITTER
Publication number
20180217394
Publication date
Aug 2, 2018
3M Innovative Properties Company
Philip E. Watson
G02 - OPTICS
Information
Patent Application
PROJECTOR HAVING A BEAM SPLITTER DEVICE COMPRISING A POLARIZATION B...
Publication number
20180091785
Publication date
Mar 29, 2018
Jabil Optics Germany GmbH
Eberhard Piehler
G02 - OPTICS
Information
Patent Application
Liquid Crystal Display Apparatus and Television Receiver
Publication number
20170323603
Publication date
Nov 9, 2017
Sakai Display Products Corporation
Ryo Yamakawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DEVICE AND OPTICAL MEMBER
Publication number
20170318239
Publication date
Nov 2, 2017
Asahi Glass Company, Limited
Koji MIYASAKA
G01 - MEASURING TESTING
Information
Patent Application
IMAGE PROJECTION APPARATUS
Publication number
20150316781
Publication date
Nov 5, 2015
Canon Kabushiki Kaisha
Yuuki Maeda
G02 - OPTICS
Information
Patent Application
LASER LIGHT SOURCE
Publication number
20150286122
Publication date
Oct 8, 2015
Soraa Laser Diode. Inc.
James W. Raring
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPLAYING APPARATUS UNIT AND PROJECTION TYPE DISPLAYING APPARATUS
Publication number
20150277112
Publication date
Oct 1, 2015
Canon Kabushiki Kaisha
Takehiro Koyama
G02 - OPTICS
Information
Patent Application
METHOD OF MANUFACTURING LIGHT-EMITTING DEVICE, LIGHT-EMITTING DEVIC...
Publication number
20150280090
Publication date
Oct 1, 2015
SEIKO EPSON CORPORATION
Kunihiko AOYAGI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROJECTION DEVICE AND FABRICATION METHOD OF A POLARIZATION GRATING
Publication number
20150264327
Publication date
Sep 17, 2015
HIMAX DISPLAY, INC.
Hoi-Sing Kwok
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR AND CONTROL METHOD FOR PROJECTOR
Publication number
20150256788
Publication date
Sep 10, 2015
SEIKO EPSON CORPORATION
Takeshi FURIHATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION DEVICE
Publication number
20150226415
Publication date
Aug 13, 2015
Sharp Kabushiki Kaisha
Shigenori Tanaka
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTIC MODULE AND ELECTRONIC APPARATUS
Publication number
20150229893
Publication date
Aug 13, 2015
SEIKO EPSON CORPORATION
Tomoaki Miyashita
G02 - OPTICS