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PICTORIAL COMMUNICATION
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Details of colour television systems
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H04N9/3167
for polarizing the light beam
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Patents Grants
last 30 patents
Information
Patent Grant
Projected texture pattern for intra-oral 3D imaging
Patent number
11,918,439
Issue date
Mar 5, 2024
MEDIT CORP.
David B. Stegall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Certificate-based pairing of key fob device and control unit
Patent number
11,909,863
Issue date
Feb 20, 2024
Texas Instruments Incorporated
Eric Peeters
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Advanced optoelectronic system architectures and associated methods...
Patent number
11,886,057
Issue date
Jan 30, 2024
Syght, Inc.
Charles C. Partee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ID-based control unit-key fob pairing
Patent number
11,876,896
Issue date
Jan 16, 2024
Texas Instruments Incorporated
Jin-Meng Ho
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Efficient, dynamic, high contrast lensing with applications to imag...
Patent number
11,877,102
Issue date
Jan 16, 2024
MTT Innovation Incorporated
Gerwin Damberg
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light source device, illumination device, and projector
Patent number
11,822,223
Issue date
Nov 21, 2023
Seiko Epson Corporation
Katsuyuki Uehara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical arrangement for expanding and uniformizing light beams
Patent number
11,796,817
Issue date
Oct 24, 2023
Lightspace Group, Inc.
Ilmars Osmanis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module, near-eye display device and light projection method
Patent number
11,747,640
Issue date
Sep 5, 2023
Shanghai UROptics Co. Ltd.
Qianyi Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Efficient conjugate illumination system for LCD projector and proje...
Patent number
11,711,498
Issue date
Jul 25, 2023
NANHUA INTELLIGENT PRECISION MACHINE (SHENZHEN) CO., LTD.
Hanwen Guo
G02 - OPTICS
Information
Patent Grant
Light source apparatus and projector
Patent number
11,681,211
Issue date
Jun 20, 2023
Seiko Epson Corporation
Koichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarizing beam splitter with low light leakage
Patent number
11,619,827
Issue date
Apr 4, 2023
Magic Leap, Inc.
Bradley Jay Sissom
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source apparatus and projector
Patent number
11,614,679
Issue date
Mar 28, 2023
Seiko Epson Corporation
Ryuta Koizumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Advanced optoelectronic system architectures and associated methods...
Patent number
11,586,062
Issue date
Feb 21, 2023
Syght, Inc.
Charles C. Partee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Vehicle projection assembly
Patent number
11,586,039
Issue date
Feb 21, 2023
3M Innovative Properties Company
William F. Edmonds
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Light source device, illumination device, and projector
Patent number
11,579,519
Issue date
Feb 14, 2023
Seiko Epson Corporation
Katsuyuki Uehara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Compact polarized illuminators using reflective polarizers
Patent number
11,579,452
Issue date
Feb 14, 2023
3M Innovative Properties Company
Andrew J. Ouderkirk
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Efficient, dynamic, high contrast lensing with applications to imag...
Patent number
11,558,590
Issue date
Jan 17, 2023
MTT Innovation Incorporated
Gerwin Damberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection systems and methods
Patent number
11,558,588
Issue date
Jan 17, 2023
MTT Innovation Incorporated
Gerwin Damberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source device, projector, and display device
Patent number
11,546,563
Issue date
Jan 3, 2023
Seiko Epson Corporation
Wataru Yasumatsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spatial light modulator displays with diffractive optical elements
Patent number
11,539,929
Issue date
Dec 27, 2022
Meta Platforms Technologies, LLC
Weichuan Gao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source apparatus and projector
Patent number
11,523,093
Issue date
Dec 6, 2022
Seiko Epson Corporation
Koichi Akiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflector and optical system of LCD projector
Patent number
11,513,430
Issue date
Nov 29, 2022
NANHUA INTELLIGENT PRECISION MACHINE (SHENZHEN) CO., LTD.
Hanwen Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illuminator and projection-type display apparatus
Patent number
11,480,860
Issue date
Oct 25, 2022
Seiko Epson Corporation
Hiroaki Miya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illumination system and projection apparatus
Patent number
11,470,288
Issue date
Oct 11, 2022
Coretronic Corporation
Haw-Woei Pan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source apparatus and projector
Patent number
11,460,764
Issue date
Oct 4, 2022
Seiko Epson Corporation
Koichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector and liquid crystal panel module
Patent number
11,460,757
Issue date
Oct 4, 2022
Seiko Epson Corporation
Tomoaki Miyashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source device having rotating wheel and image projection appa...
Patent number
11,442,347
Issue date
Sep 13, 2022
Canon Kabushiki Kaisha
Tomohiro Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light source device and projector
Patent number
11,399,163
Issue date
Jul 26, 2022
Seiko Epson Corporation
Koichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Advanced spatial light modulators, associated systems and methods
Patent number
11,378,829
Issue date
Jul 5, 2022
Syght, Inc.
Charles C. Partee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source apparatus and projector
Patent number
11,300,866
Issue date
Apr 12, 2022
Seiko Epson Corporation
Koichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
PICTURE GENERATION APPARATUS, PROJECTION APPARATUS, AND VEHICLE
Publication number
20240073379
Publication date
Feb 29, 2024
Huawei Technologies Co., Ltd
Shimao Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR
Publication number
20240073380
Publication date
Feb 29, 2024
SEIKO EPSON CORPORATION
Yutaka AMANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION APPARATUS
Publication number
20240073378
Publication date
Feb 29, 2024
CORETRONIC CORPORATION
Chun-Hsin Lu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE AND IMAGE PROJECTION DEVICE HAVING A LIGHT SOUR...
Publication number
20240031538
Publication date
Jan 25, 2024
BARCO N.V.
Dirk MAES
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE AND DISPLAY DEVICE
Publication number
20230319245
Publication date
Oct 5, 2023
Nichia Corporation.
Wataru KITAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE DISPLAY DEVICE AND CONTROL METHOD
Publication number
20230254461
Publication date
Aug 10, 2023
Sony Semiconductor Solutions Corporation
NAOTO MUNEMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL ARRANGEMENT FOR EXPANDING AND UNIFORMIZING LIGHT BEAMS
Publication number
20230236421
Publication date
Jul 27, 2023
Lightspace Technologies, SIA
Ilmars Osmanis
G02 - OPTICS
Information
Patent Application
PROJECTION DEVICE AND METHOD FOR CONTROLLING PROJECTION DEVICE
Publication number
20230199155
Publication date
Jun 22, 2023
SEIKO EPSON CORPORATION
Eiji MORIKUNI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADVANCED OPTOELECTRONIC SYSTEM ARCHITECTURES AND ASSOCIATED METHODS...
Publication number
20230185120
Publication date
Jun 15, 2023
Syght, Inc.
Charles C. Partee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION SYSTEMS AND METHODS
Publication number
20230188684
Publication date
Jun 15, 2023
MTT INNOVATION INCORPORATED
Gerwin DAMBERG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EFFICIENT, DYNAMIC, HIGH CONTRAST LENSING WITH APPLICATIONS TO IMAG...
Publication number
20230179749
Publication date
Jun 8, 2023
MTT INNOVATION INCORPORATED
Gerwin DAMBERG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR WITH LOCAL DIMMING
Publication number
20230171383
Publication date
Jun 1, 2023
Lumileds LLC
Pieter Johannes Quintus van Voorst Vader
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT SOURCE DEVICE, ILLUMINATION DEVICE, AND PROJECTOR
Publication number
20230168572
Publication date
Jun 1, 2023
SEIKO EPSON CORPORATION
Katsuyuki UEHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPACT POLARIZED ILLUMINATORS USING REFLECTIVE POLARIZERS
Publication number
20230152590
Publication date
May 18, 2023
3M Innovative Properties Company
Andrew J. Ouderkirk
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HIGH DYNAMIC RANGE (HDR) USING A PHASE LIGHT MODULATOR (PLM) AND LA...
Publication number
20230128980
Publication date
Apr 27, 2023
TEXAS INSTRUMENTS INCORPORATED
Alexander LYUBARSKY
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION OPTICAL UNIT AND IMAGE PROJECTION DEVICE USING THE SAME
Publication number
20230109360
Publication date
Apr 6, 2023
Hitachi-LG Data Storage, Inc.
Toshiteru NAKAMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY APPARATUS
Publication number
20230042488
Publication date
Feb 9, 2023
SONY GROUP CORPORATION
Shinichiro TAJIRI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LASER PROJECTION APPARATUS
Publication number
20230007218
Publication date
Jan 5, 2023
Hisense Laser Display Co., Ltd
Youliang TIAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Advanced Spatial Light Modulators, Associated Systems and Methods
Publication number
20220317485
Publication date
Oct 6, 2022
Syght, Inc.
Charles C. Partee
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE WITH PROJECTOR AND ILLUMINATION DEVICE
Publication number
20220311977
Publication date
Sep 29, 2022
SEIKO EPSON CORPORATION
Yusaku Takamine
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
Publication number
20220291577
Publication date
Sep 15, 2022
SEIKO EPSON CORPORATION
Koichi AKIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
Publication number
20220264065
Publication date
Aug 18, 2022
SEIKO EPSON CORPORATION
Koichi AKIYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUAL-MODULATION LASER PROJECTION SYSTEMS AND METHODS
Publication number
20220191440
Publication date
Jun 16, 2022
Dolby Laboratories Licensing Corporation
Juan P. PERTIERRA
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
PROJECTION USING LIQUID CRYSTAL POLARIZATION GRATINGS TO MODULATE L...
Publication number
20220128845
Publication date
Apr 28, 2022
Government of the United States as Represented by the Secretary of the Air Force
Joshua Lentz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE, PROJECTOR, AND DISPLAY DEVICE
Publication number
20220109813
Publication date
Apr 7, 2022
SEIKO EPSON CORPORATION
Wataru YASUMATSU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MODULE, NEAR-EYE DISPLAY DEVICE AND LIGHT PROJECTION METHOD
Publication number
20220099988
Publication date
Mar 31, 2022
Shanghai UROptics Co. Ltd.
Qianyi LIANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electronic Compensation Methods and Systems for Optical Devices Usi...
Publication number
20220100032
Publication date
Mar 31, 2022
LUMUS LTD.
Eitan RONEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
Publication number
20220086406
Publication date
Mar 17, 2022
SEIKO EPSON CORPORATION
Koichi AKIYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
Publication number
20220086407
Publication date
Mar 17, 2022
SEIKO EPSON CORPORATION
Koichi AKIYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE