Diffraction gratings

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CPC
G02B5/18

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Parent Industries

GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS G02B5/00Optical elements other than lenses

Current Industry

G02B5/18Diffraction gratings

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Fabrication of blazed diffractive optics by through-mask oxidation
- Patent number 12,287,498
- Issue date Apr 29, 2025
- Paul Scherrer Institut
- Christian David
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High-speed tunable chemical composition detecting components and ap...
- Patent number 12,281,979
- Issue date Apr 22, 2025
- Honeywell International Inc.
- Janmejaya Tripathy
- G01 - MEASURING TESTING
Information Patent Grant
Multi-focal lens
- Patent number 12,282,175
- Issue date Apr 22, 2025
- Brien Holden Vision Institute Limited
- Zeev Zalevsky
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Transparent waveguide display with passive expander input bragg gra...
- Patent number 12,276,895
- Issue date Apr 15, 2025
- Rockwell Collins, Inc.
- Robert D. Brown
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Display substrate, manufacturing method thereof, display panel and...
- Patent number 12,276,878
- Issue date Apr 15, 2025
- BOE Technology Group Co., Ltd.
- Huili Wu
- G02 - OPTICS
Information Patent Grant
Wafer level microstructures for an optical lens
- Patent number 12,276,816
- Issue date Apr 15, 2025
- STMicroelectronics (Research & Development) Limited
- Kevin Channon
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for mixed reality
- Patent number 12,277,658
- Issue date Apr 15, 2025
- Magic Leap, Inc.
- Brian T. Schowengerdt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Diffractive pigment including an embossed layer
- Patent number 12,271,011
- Issue date Apr 8, 2025
- Viavi Solutions Inc.
- Alberto Argoitia
- G02 - OPTICS
Information Patent Grant
Bricked sub-wavelength periodic waveguide, modal adapter, power div...
- Patent number 12,265,256
- Issue date Apr 1, 2025
- Universidad de Malaga
- Juan Gonzalo Wangüemert Pérez
- G02 - OPTICS
Information Patent Grant
Privacy film, preparation method thereof and splice panel
- Patent number 12,265,241
- Issue date Apr 1, 2025
- TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Hejing Sun
- G02 - OPTICS
Information Patent Grant
Displaying three-dimensional objects
- Patent number 12,265,357
- Issue date Apr 1, 2025
- Pacific Light & Hologram, Inc.
- Stephen John Hart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for compression of structured metasurfaces in GDS...
- Patent number 12,259,855
- Issue date Mar 25, 2025
- Ansys, Inc.
- Jens Niegemann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light field imaging device and method for 3D sensing
- Patent number 12,259,563
- Issue date Mar 25, 2025
- AIRY3D INC.
- Jonathan Ikola Saari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Imaging system with optimized extended depth of focus
- Patent number 12,259,565
- Issue date Mar 25, 2025
- Brien Holden Vision Institute Limited
- Zeev Zalevsky
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Horizontal parallax multiview display and method having light contr...
- Patent number 12,253,692
- Issue date Mar 18, 2025
- LEIA INC.
- David A. Fattal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical system
- Patent number 12,253,694
- Issue date Mar 18, 2025
- Visera Technologies Company Ltd
- Hsin-Yi Hsieh
- G02 - OPTICS
Information Patent Grant
Diffractive optical element, method for designing an efficiency-ach...
- Patent number 12,253,695
- Issue date Mar 18, 2025
- Carl Zeiss AG
- Daniel Werdehausen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Metasurfaces for redirecting light and methods for fabricating
- Patent number 12,248,166
- Issue date Mar 11, 2025
- Magic Leap, Inc.
- Dianmin Lin
- G02 - OPTICS
Information Patent Grant
Optical security components, manufacture of such components and sec...
- Patent number 12,246,553
- Issue date Mar 11, 2025
- SURYS
- Nelson Gananathan
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Multiplexing of an active sensor detector using structured illumina...
- Patent number 12,241,833
- Issue date Mar 4, 2025
- Illumina, Inc.
- Thomas Baker
- G01 - MEASURING TESTING
Information Patent Grant
Light diffraction element and optical computing system
- Patent number 12,242,079
- Issue date Mar 4, 2025
- Fujikura Ltd.
- Hiroyuki Kusaka
- G02 - OPTICS
Information Patent Grant
Broadband achromatic polarization-insensitive metalens with anisotr...
- Patent number 12,242,023
- Issue date Mar 4, 2025
- President and Fellows of Harvard College
- Wei-Ting Chen
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Diffractive element with doubly periodic gratings
- Patent number 12,242,088
- Issue date Mar 4, 2025
- DISPELIX OY
- Kasimir Blomstedt
- G02 - OPTICS
Information Patent Grant
Diffractive optical element for a test interferometer
- Patent number 12,235,097
- Issue date Feb 25, 2025
- Carl Zeiss SMT GmbH
- Alexander Winkler
- G01 - MEASURING TESTING
Information Patent Grant
Multi-plating-layer optical anti-counterfeiting element and manufac...
- Patent number 12,233,658
- Issue date Feb 25, 2025
- ZHONGCHAO SPECIAL SECURITY TECHNOLOGY CO., LTD.
- Chunhua Hu
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Display apparatus for providing expanded viewing window
- Patent number 12,235,453
- Issue date Feb 25, 2025
- Samsung Electronics Co., Ltd.
- Jong-Young Hong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light guide element and image display apparatus
- Patent number 12,228,731
- Issue date Feb 18, 2025
- FUJIFILM Corporation
- Hiroshi Sato
- G02 - OPTICS
Information Patent Grant
Optical device
- Patent number 12,228,756
- Issue date Feb 18, 2025
- InterDigital CE Patent Holdings, SAS
- Oksana Shramkova
- G02 - OPTICS
Information Patent Grant
Optical waveguide structure, AR device, and method for obtaining em...
- Patent number 12,222,507
- Issue date Feb 11, 2025
- Beijing Boe Display Technology Co., Ltd.
- Na Han
- G02 - OPTICS
Information Patent Grant
Spatially variable liquid crystal diffraction gratings
- Patent number 12,222,594
- Issue date Feb 11, 2025
- Magic Leap, Inc.
- Chulwoo Oh
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MIRROR FOR A PROJECTION EXPOSURE APPARATUS
- Publication number 20250138228
- Publication date May 1, 2025
- Carl Zeiss SMT GMBH
- Valentin Jonatan Bolsinger
- G02 - OPTICS
Information Patent Application
OPTICAL ELEMENT
- Publication number 20250138227
- Publication date May 1, 2025
- FUJIFILM CORPORATION
- Yukito SAITOH
- G02 - OPTICS
Information Patent Application
STACKED WAVEGUIDES HAVING DIFFERENT DIFFRACTION GRATINGS FOR COMBIN...
- Publication number 20250138234
- Publication date May 1, 2025
- Magic Leap, Inc.
- Chulwoo Oh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FOLDED OPTICS INCLUDING META OPTICAL ELEMENTS
- Publication number 20250130406
- Publication date Apr 24, 2025
- NIL TECHNOLOGY APS
- Niklas Hansson
- G02 - OPTICS
Information Patent Application
HYBRID POLYMER WAVEGUIDE AND METHODS FOR MAKING THE SAME
- Publication number 20250130350
- Publication date Apr 24, 2025
- Magic Leap, Inc.
- Christophe Peroz
- G02 - OPTICS
Information Patent Application
BEAM COMBINING GRATING WITH INTEGRATED APODIZER
- Publication number 20250130354
- Publication date Apr 24, 2025
- Raytheon Company
- Bradley A. Mitchell
- G02 - OPTICS
Information Patent Application
MULTI-LAYER DIELECTRIC COATINGS FOR HIGH-EFFICIENCY DIELECTRIC GRAT...
- Publication number 20250130355
- Publication date Apr 24, 2025
- II-VI Delaware, Inc.
- Justin Hannigan
- G02 - OPTICS
Information Patent Application
VIEWING OPTICS ASSEMBLY FOR AUGMENTED REALITY SYSTEM
- Publication number 20250130429
- Publication date Apr 24, 2025
- Magic Leap, Inc.
- Robert D. Tekolste
- G02 - OPTICS
Information Patent Application
SPATIALLY VARIABLE LIQUID CRYSTAL DIFFRACTION GRATINGS
- Publication number 20250123513
- Publication date Apr 17, 2025
- Magic Leap, Inc.
- Chulwoo OH
- G02 - OPTICS
Information Patent Application
Holographic Plasma Lenses
- Publication number 20250123430
- Publication date Apr 17, 2025
- LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
- Pierre MICHEL
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICE
- Publication number 20250102809
- Publication date Mar 27, 2025
- Samsung Electronics Co., Ltd.
- Sangwoo HA
- G02 - OPTICS
Information Patent Application
FINDER OPTICAL SYSTEM, FINDER DEVICE, AND IMAGING APPARATUS
- Publication number 20250102886
- Publication date Mar 27, 2025
- FUJIFILM CORPORATION
- Taku FURUBAYASHI
- G02 - OPTICS
Information Patent Application
WAVEGUIDE AND DIFFRACTION GRATING FOR AUGMENTED REALITY OR VIRTUAL...
- Publication number 20250102808
- Publication date Mar 27, 2025
- Snap Inc.
- Alexandra Crai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS FOR FABRICATING SURFACE-RELIEF GRATING BASED ARCHITECTURES...
- Publication number 20250093560
- Publication date Mar 20, 2025
- Meta Platforms Technologies, LLC
- Richard FARRELL
- G02 - OPTICS
Information Patent Application
DIFFRACTION GRATING AND MOLD FOR FORMING DIFFRACTION GRATING
- Publication number 20250093559
- Publication date Mar 20, 2025
- DAI NIPPON PRINTING CO., LTD.
- Yukie NAITO
- G02 - OPTICS
Information Patent Application
HEAD MOUNTED IMAGING APPARATUS WITH ROTATING OPTICAL COUPLING
- Publication number 20250085546
- Publication date Mar 13, 2025
- Vuzix Corporation
- Robert J. Schultz
- G02 - OPTICS
Information Patent Application
COMBINED MONOLITHIC UNIFORM LIGHTING DEVICE BASED ON LENSES AND SAW...
- Publication number 20250085559
- Publication date Mar 13, 2025
- Glory Light Technology (Harbin) Co., Ltd.
- Jian Liu
- G02 - OPTICS
Information Patent Application
DIGITAL WRITING OF LARGE DIFFRACTION GRATING PATTERNS
- Publication number 20250085554
- Publication date Mar 13, 2025
- Vuzix Corporation
- Robert J. Schultz
- G02 - OPTICS
Information Patent Application
COMPACT BEAM EXPANDER FOR VR/AR HEADSETS
- Publication number 20250085558
- Publication date Mar 13, 2025
- Meta Platforms Technologies, LLC
- Wai Sze Tiffany Lam
- G02 - OPTICS
Information Patent Application
OPTICAL STRUCTURE FOR AUGMENTED REALITY DISPLAY
- Publication number 20250076660
- Publication date Mar 6, 2025
- Snap Inc.
- Mohmed Salim Valera
- G02 - OPTICS
Information Patent Application
DIFFRACTIVE TRIFOCAL LENS
- Publication number 20250076683
- Publication date Mar 6, 2025
- Arizona Board of Regents on behalf of The University of Arizona
- James T. Schwiegerling
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MANUFACTURING A FLOWCELL WITH A PLANAR WAVEGUIDE
- Publication number 20250076754
- Publication date Mar 6, 2025
- Illumina, Inc.
- Dajun Yuan
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR FABRICATING HIGH-ASPECT-RATIO GRATINGS
- Publication number 20250076550
- Publication date Mar 6, 2025
- Modulight Corporation
- Timo Aho
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
WAVEGUIDE INCLUDING AN OPTICAL GRATING WITH REDUCED CONTAMINATION A...
- Publication number 20250076551
- Publication date Mar 6, 2025
- Google LLC
- Joseph Daniel Lowney
- G02 - OPTICS
Information Patent Application
MEMS GRATING AND FABRICATION METHOD
- Publication number 20250066188
- Publication date Feb 27, 2025
- Northwestern Polytechnical University
- Yongqian Li
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
OPTICAL ELEMENT, AND ASSEMBLY AND OPTICAL SYSTEM THEREWITH
- Publication number 20250068089
- Publication date Feb 27, 2025
- Carl Zeiss SMT GMBH
- Sonja Schneider
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
INDIVIDUAL GRATING FABRICATION AND ASSEMBLY
- Publication number 20250067937
- Publication date Feb 27, 2025
- Applied Materials, Inc.
- Michael Alexander WEINSTEIN
- G02 - OPTICS
Information Patent Application
METHODS AND APPARATUS FOR WEARABLE DISPLAY DEVICE WITH VARYING GRAT...
- Publication number 20250067919
- Publication date Feb 27, 2025
- Magic Leap, Inc.
- Kevin Richard Curtis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIFFRACTIVE OPTICAL STRUCTURES AND METHODS FOR MANUFACTURING SAME
- Publication number 20250060608
- Publication date Feb 20, 2025
- Raytheon Company
- Joseph Crifasi
- G02 - OPTICS
Information Patent Application
MANUFACTURE OF SURFACE RELIEF STRUCTURES
- Publication number 20250053083
- Publication date Feb 13, 2025
- Snap Inc.
- Ian Sturland
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Diffraction gratings

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fabrication of blazed diffractive optics by through-mask oxidation

High-speed tunable chemical composition detecting components and ap...

Multi-focal lens

Transparent waveguide display with passive expander input bragg gra...

Display substrate, manufacturing method thereof, display panel and...

Wafer level microstructures for an optical lens

Systems and methods for mixed reality

Diffractive pigment including an embossed layer

Bricked sub-wavelength periodic waveguide, modal adapter, power div...

Privacy film, preparation method thereof and splice panel

Displaying three-dimensional objects

System and method for compression of structured metasurfaces in GDS...

Light field imaging device and method for 3D sensing

Imaging system with optimized extended depth of focus

Horizontal parallax multiview display and method having light contr...

Optical system

Diffractive optical element, method for designing an efficiency-ach...

Metasurfaces for redirecting light and methods for fabricating

Optical security components, manufacture of such components and sec...

Multiplexing of an active sensor detector using structured illumina...

Light diffraction element and optical computing system

Broadband achromatic polarization-insensitive metalens with anisotr...

Diffractive element with doubly periodic gratings

Diffractive optical element for a test interferometer

Multi-plating-layer optical anti-counterfeiting element and manufac...

Display apparatus for providing expanded viewing window

Light guide element and image display apparatus

Optical device

Optical waveguide structure, AR device, and method for obtaining em...

Spatially variable liquid crystal diffraction gratings

Patents Applicationslast 30 patents

MIRROR FOR A PROJECTION EXPOSURE APPARATUS

OPTICAL ELEMENT

STACKED WAVEGUIDES HAVING DIFFERENT DIFFRACTION GRATINGS FOR COMBIN...

FOLDED OPTICS INCLUDING META OPTICAL ELEMENTS

HYBRID POLYMER WAVEGUIDE AND METHODS FOR MAKING THE SAME

BEAM COMBINING GRATING WITH INTEGRATED APODIZER

MULTI-LAYER DIELECTRIC COATINGS FOR HIGH-EFFICIENCY DIELECTRIC GRAT...

VIEWING OPTICS ASSEMBLY FOR AUGMENTED REALITY SYSTEM

SPATIALLY VARIABLE LIQUID CRYSTAL DIFFRACTION GRATINGS

Holographic Plasma Lenses

DISPLAY DEVICE

FINDER OPTICAL SYSTEM, FINDER DEVICE, AND IMAGING APPARATUS

WAVEGUIDE AND DIFFRACTION GRATING FOR AUGMENTED REALITY OR VIRTUAL...

METHODS FOR FABRICATING SURFACE-RELIEF GRATING BASED ARCHITECTURES...

DIFFRACTION GRATING AND MOLD FOR FORMING DIFFRACTION GRATING

HEAD MOUNTED IMAGING APPARATUS WITH ROTATING OPTICAL COUPLING

COMBINED MONOLITHIC UNIFORM LIGHTING DEVICE BASED ON LENSES AND SAW...

DIGITAL WRITING OF LARGE DIFFRACTION GRATING PATTERNS

COMPACT BEAM EXPANDER FOR VR/AR HEADSETS

OPTICAL STRUCTURE FOR AUGMENTED REALITY DISPLAY

DIFFRACTIVE TRIFOCAL LENS

MANUFACTURING A FLOWCELL WITH A PLANAR WAVEGUIDE

SYSTEM AND METHOD FOR FABRICATING HIGH-ASPECT-RATIO GRATINGS

WAVEGUIDE INCLUDING AN OPTICAL GRATING WITH REDUCED CONTAMINATION A...

MEMS GRATING AND FABRICATION METHOD

OPTICAL ELEMENT, AND ASSEMBLY AND OPTICAL SYSTEM THEREWITH

INDIVIDUAL GRATING FABRICATION AND ASSEMBLY

METHODS AND APPARATUS FOR WEARABLE DISPLAY DEVICE WITH VARYING GRAT...

DIFFRACTIVE OPTICAL STRUCTURES AND METHODS FOR MANUFACTURING SAME

MANUFACTURE OF SURFACE RELIEF STRUCTURES