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the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny
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G02F1/133634
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PHYSICS
G02
Optics
G02F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT
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Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source
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G02F1/133634
the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny
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last 30 patents
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Patent Grant
Laminate, laminate with pressure-sensitive adhesive layer, polarizi...
Patent number
12,196,992
Issue date
Jan 14, 2025
FUJIFILM Corporation
Jun Ishiyama
B32 - LAYERED PRODUCTS
Information
Patent Grant
Optical element and display device
Patent number
12,174,483
Issue date
Dec 24, 2024
Sharp Display Technology Corporation
Yuichi Kawahira
G02 - OPTICS
Information
Patent Grant
Touch screen for privacy display
Patent number
12,169,339
Issue date
Dec 17, 2024
RealD Spark, LLC
Jonathan Harrold
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Viewing angle control system and image display device
Patent number
12,066,700
Issue date
Aug 20, 2024
FUJIFILM Corporation
Shinichi Yoshinari
G02 - OPTICS
Information
Patent Grant
Optical stack for switchable directional display
Patent number
12,066,717
Issue date
Aug 20, 2024
RealD Spark, LLC
Michael G. Robinson
G02 - OPTICS
Information
Patent Grant
Tunable attenuation of light transmission artifacts in wearable dis...
Patent number
12,001,110
Issue date
Jun 4, 2024
Magic Leap, Inc.
Hui-Chuan Cheng
G02 - OPTICS
Information
Patent Grant
Light conversion structure, backlight device and virtual reality di...
Patent number
11,982,904
Issue date
May 14, 2024
BOE Technology Group Co., Ltd.
Liangliang Jin
G02 - OPTICS
Information
Patent Grant
Phase difference compensation element, liquid crystal display eleme...
Patent number
11,947,221
Issue date
Apr 2, 2024
FUJIFILM Corporation
Hiroki Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
3D glasses, optical device, and three-dimensional image display device
Patent number
11,927,775
Issue date
Mar 12, 2024
Sharp Display Technology Corporation
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device
Patent number
11,927,850
Issue date
Mar 12, 2024
Sharp Display Technology Corporation
Yuichi Kawahira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid crystal display panel and display device
Patent number
11,906,850
Issue date
Feb 20, 2024
Beijing Boe Display Technology Co., Ltd.
Lintao Ji
G02 - OPTICS
Information
Patent Grant
Phase difference plate, liquid crystal projector, and contrast adju...
Patent number
11,899,315
Issue date
Feb 13, 2024
FUJIFILM Corporation
Hiroki Takahashi
G02 - OPTICS
Information
Patent Grant
Ambient light management systems and methods for wearable devices
Patent number
11,885,973
Issue date
Jan 30, 2024
Magic Leap, Inc.
Vaibhav Mathur
G02 - OPTICS
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Patent Grant
Optical stack for privacy display
Patent number
11,874,576
Issue date
Jan 16, 2024
RealD Spark, LLC
Graham J. Woodgate
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Stabilization for privacy display
Patent number
11,809,052
Issue date
Nov 7, 2023
RealD Spark, LLC
Jonathan Harrold
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical compensation device and liquid crystal display device
Patent number
11,754,882
Issue date
Sep 12, 2023
Sony Group Corporation
Ryoko Horikoshi
G02 - OPTICS
Information
Patent Grant
Display device and method for selecting optical film of display device
Patent number
11,726,247
Issue date
Aug 15, 2023
Dai Nippon Printing Co., Ltd.
Takashi Kuroda
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Phase difference film and production method for the same
Patent number
11,709,302
Issue date
Jul 25, 2023
Zeon Corporation
Toshihide Murakami
G02 - OPTICS
Information
Patent Grant
Retardation film for IPS mode, polarizing plate comprising same, an...
Patent number
11,686,977
Issue date
Jun 27, 2023
Samsung SDI Co., Ltd.
Sang Hum Lee
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Optical compensation apparatus and liquid-crystal display apparatus
Patent number
11,640,083
Issue date
May 2, 2023
Sony Corporation
Ryoko Horikoshi
G02 - OPTICS
Information
Patent Grant
Liquid crystal device and electronic apparatus
Patent number
11,614,651
Issue date
Mar 28, 2023
Seiko Epson Corporation
Osamu Nakajima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal display device
Patent number
11,573,456
Issue date
Feb 7, 2023
LG Chem, Ltd.
Nayoung Shin
G02 - OPTICS
Information
Patent Grant
Ambient light management systems and methods for wearable devices
Patent number
11,561,401
Issue date
Jan 24, 2023
Magic Leap, Inc.
Vaibhav Mathur
G02 - OPTICS
Information
Patent Grant
Optical film
Patent number
11,561,426
Issue date
Jan 24, 2023
LG Chem, Ltd.
Jae Hong Park
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device
Patent number
11,550,187
Issue date
Jan 10, 2023
Sharp Display Technology Corporation
Yuichi Kawahira
G02 - OPTICS
Information
Patent Grant
Phase difference compensation element, liquid crystal display devic...
Patent number
11,550,091
Issue date
Jan 10, 2023
Dexerials Corporation
Junichi Sugawara
G02 - OPTICS
Information
Patent Grant
Wave plate, method for manufacturing wave plate, and optical apparatus
Patent number
11,543,574
Issue date
Jan 3, 2023
The Japan Steel Works, Ltd.
Kengo Ogawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Anisotropic diffraction grating and waveguide
Patent number
11,513,373
Issue date
Nov 29, 2022
Meta Platforms Technologies LLC
Siddharth Buddhiraju
G02 - OPTICS
Information
Patent Grant
Optical stack for switchable directional display
Patent number
11,474,396
Issue date
Oct 18, 2022
RealD Spark, LLC
Michael G. Robinson
G02 - OPTICS
Information
Patent Grant
Optical stack for switchable directional display
Patent number
11,474,397
Issue date
Oct 18, 2022
RealD Spark, LLC
Michael G. Robinson
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Optical stack for switchable directional display
Publication number
20250035985
Publication date
Jan 30, 2025
RealD Spark, LLC
Michael G. Robinson
G02 - OPTICS
Information
Patent Application
POLARIZING PLATE AND OPTICAL DISPLAY DEVICE
Publication number
20240411077
Publication date
Dec 12, 2024
Samsung SDI Co., Ltd.
Jung Hun YOU
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL PANEL AND DISPLAY DEVICE
Publication number
20240257775
Publication date
Aug 1, 2024
Sharp Display Technology Corporation
Junichi MASUDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
POLARIZING PLATE AND OPTICAL DISPLAY APPARATUS
Publication number
20240241301
Publication date
Jul 18, 2024
Samsung SDI Co., Ltd.
Jung Hun YOU
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME,...
Publication number
20240192543
Publication date
Jun 13, 2024
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
Bowen LI
G02 - OPTICS
Information
Patent Application
TUNABLE ATTENUATION OF LIGHT TRANSMISSION ARTIFACTS IN WEARABLE DIS...
Publication number
20240061299
Publication date
Feb 22, 2024
Magic Leap, Inc.
Hui-Chuan Cheng
G02 - OPTICS
Information
Patent Application
ELECTRICALLY CONTROLLED OPTICAL SCREEN
Publication number
20240036429
Publication date
Feb 1, 2024
CORETRONIC CORPORATION
Ping-Yen Chen
G02 - OPTICS
Information
Patent Application
3D GLASSES, OPTICAL DEVICE, AND THREE-DIMENSIONAL IMAGE DISPLAY DEVICE
Publication number
20230333402
Publication date
Oct 19, 2023
Sharp Display Technology Corporation
Masahiro HASEGAWA
G02 - OPTICS
Information
Patent Application
Light Modulating Device
Publication number
20230305338
Publication date
Sep 28, 2023
LG CHEM, LTD.
Min Jun Gim
B60 - VEHICLES IN GENERAL
Information
Patent Application
POLARIZING PLATE AND OPTICAL DISPLAY APPARATUS COMPRISING THE SAME
Publication number
20230288749
Publication date
Sep 14, 2023
Samsung SDI Co., Ltd.
Jeong Ho LEE
G02 - OPTICS
Information
Patent Application
PHASE DIFFERENCE COMPENSATION ELEMENT, LIQUID CRYSTAL DISPLAY ELEME...
Publication number
20230205012
Publication date
Jun 29, 2023
FUJIFILM CORPORATION
Hiroki TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHASE DIFFERENCE PLATE, LIQUID CRYSTAL PROJECTOR, AND CONTRAST ADJU...
Publication number
20230185134
Publication date
Jun 15, 2023
FUJIFILM CORPORATION
Hiroki TAKAHASHI
G02 - OPTICS
Information
Patent Application
WAVE PLATE, METHOD FOR MANUFACTURING WAVE PLATE, AND OPTICAL APPARATUS
Publication number
20230128249
Publication date
Apr 27, 2023
The Japan Steel Works, Ltd.
Kengo OGAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
Optical stack for switchable directional display
Publication number
20230125159
Publication date
Apr 27, 2023
RealD Spark, LLC
Michael G. Robinson
G02 - OPTICS
Information
Patent Application
VIEWING ANGLE CONTROL SYSTEM AND IMAGE DISPLAY DEVICE
Publication number
20230118336
Publication date
Apr 20, 2023
FUJIFILM CORPORATION
Shinichi YOSHINARI
G02 - OPTICS
Information
Patent Application
Optical stack for directional display
Publication number
20230014072
Publication date
Jan 19, 2023
RealD Spark, LLC
Michael G. Robinson
B60 - VEHICLES IN GENERAL
Information
Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20220276537
Publication date
Sep 1, 2022
Sharp Display Technology Corporation
Yuichi KAWAHIRA
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY DEVICE
Publication number
20220276536
Publication date
Sep 1, 2022
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
Lintao JI
G02 - OPTICS
Information
Patent Application
PHASE DIFFERENCE FILM AND PRODUCTION METHOD FOR THE SAME
Publication number
20220252774
Publication date
Aug 11, 2022
Zeon Corporation
Toshihide MURAKAMI
G02 - OPTICS
Information
Patent Application
Optical stack for privacy display
Publication number
20220252915
Publication date
Aug 11, 2022
RealD Spark, LLC
Graham J. Woodgate
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PHOTO-ALIGNABLE POSITIVE C-PLATE RETARDER
Publication number
20220163853
Publication date
May 26, 2022
ROLIC Technologies AG
David PIRES
G02 - OPTICS
Information
Patent Application
OPTICAL COMPENSATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20220137464
Publication date
May 5, 2022
SONY GROUP CORPORATION
Ryoko HORIKOSHI
G02 - OPTICS
Information
Patent Application
ACTIVE-ENERGY-RAY-CURABLE ADHESIVE COMPOSITION, LAMINATED POLARIZIN...
Publication number
20220106500
Publication date
Apr 7, 2022
Nitto Denko Corporation
Masayuki Okamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LIQUID CRYSTAL DISPLAY APPARATUS
Publication number
20220107534
Publication date
Apr 7, 2022
NITTO DENKO CORPORATION
Daisuke Hayashi
G02 - OPTICS
Information
Patent Application
OPTICAL LAMINATE AND OPTICAL DISPLAY APPARATUS COMPRISING THE SAME
Publication number
20220099876
Publication date
Mar 31, 2022
Samsung SDI Co., Ltd.
Seung Mi SHIN
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20220026759
Publication date
Jan 27, 2022
SEIKO EPSON CORPORATION
Osamu NAKAJIMA
G02 - OPTICS
Information
Patent Application
Stabilization for privacy display
Publication number
20210405403
Publication date
Dec 30, 2021
Jonathan Harrold
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TUNABLE ATTENUATION OF LIGHT TRANSMISSION ARTIFACTS IN WEARABLE DIS...
Publication number
20210405402
Publication date
Dec 30, 2021
Magic Leap, Inc.
Hui-Chuan Cheng
G02 - OPTICS
Information
Patent Application
OPTICAL FILM
Publication number
20210349336
Publication date
Nov 11, 2021
LG CHEM, LTD.
Jae Hong PARK
G02 - OPTICS
Information
Patent Application
RETARDATION FILM AND METHOD FOR PRODUCING THE SAME
Publication number
20210294013
Publication date
Sep 23, 2021
Osaka Gas Chemicals Co., Ltd.
Yoshiya OTA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...