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Ningfeng Huang
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Redmond, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Spatially multiplexed volume Bragg gratings with varied refractive...
Patent number
11,947,117
Issue date
Apr 2, 2024
Meta Platforms Technologies, LLC
Wanli Chi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-laser illuminated mixed waveguide display with volume Bragg g...
Patent number
11,927,758
Issue date
Mar 12, 2024
Meta Platforms Technologies, LLC
Wai Sze Tiffany Lam
G02 - OPTICS
Information
Patent Grant
Optical system and method for providing compressed eyebox
Patent number
11,796,813
Issue date
Oct 24, 2023
Meta Platforms Technologies, LLC
Ningfeng Huang
G02 - OPTICS
Information
Patent Grant
Cascaded pupil-replicating waveguides
Patent number
11,774,753
Issue date
Oct 3, 2023
Meta Platforms Technologies, LLC
Giuseppe Calafiore
G02 - OPTICS
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
Reclamation of energy leaking from waveguides
Patent number
11,509,260
Issue date
Nov 22, 2022
Meta Platforms Technologies, LLC
Nihar Ranjan Mohanty
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Display waveguide assembly with color cross-coupling
Patent number
11,454,809
Issue date
Sep 27, 2022
Meta Platforms Technologies LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Grant
Directional color conversion using photonic crystals with quantum dots
Patent number
11,448,906
Issue date
Sep 20, 2022
Meta Platforms Technologies, LLC
Maxwell Parsons
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Outward coupling suppression in waveguide display
Patent number
11,422,293
Issue date
Aug 23, 2022
Meta Platforms Technologies LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Grant
Optical system and method for providing compressed eyebox
Patent number
11,415,805
Issue date
Aug 16, 2022
Meta Platforms Technologies, LLC
Ningfeng Huang
G02 - OPTICS
Information
Patent Grant
Cascaded pupil-replicating waveguides
Patent number
11,231,579
Issue date
Jan 25, 2022
Facebook Technologies, LLC
Giuseppe Calafiore
G02 - OPTICS
Information
Patent Grant
Spatially multiplexed volume Bragg gratings with varied refractive...
Patent number
11,169,379
Issue date
Nov 9, 2021
Facebook Technologies, LLC
Wanli Chi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Outward coupling suppression in waveguide display
Patent number
11,099,309
Issue date
Aug 24, 2021
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Grant
Waveguide with coherent interference mitigation
Patent number
10,942,378
Issue date
Mar 9, 2021
Facebook Technologies, LLC
Andrew Maimone
G02 - OPTICS
Information
Patent Grant
Field of view expansion by color separation
Patent number
10,911,743
Issue date
Feb 2, 2021
Facebook Technologies, LLC
Ningfeng Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Outward coupling suppression in waveguide display
Patent number
10,845,526
Issue date
Nov 24, 2020
Facebook Technologies, LLC
Hee Yoon Lee
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Slanted surface relief grating for rainbow reduction in waveguide d...
Patent number
10,845,596
Issue date
Nov 24, 2020
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Grant
Rainbow reduction in waveguide displays
Patent number
10,761,330
Issue date
Sep 1, 2020
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Grant
Waveguide with coherent interference mitigation
Patent number
10,705,353
Issue date
Jul 7, 2020
Facebook Technologies, LLC
Andrew Maimone
G02 - OPTICS
Information
Patent Grant
Angular selective grating coupler for waveguide display
Patent number
10,598,938
Issue date
Mar 24, 2020
Facebook Technologies, LLC
Ningfeng Huang
G02 - OPTICS
Information
Patent Grant
Waveguide having a phase-matching region
Patent number
10,578,876
Issue date
Mar 3, 2020
Facebook Technologies, LLC
Wai Sze Tiffany Lam
G02 - OPTICS
Information
Patent Grant
Transmission improvement for flat lens based AR/VR glasses
Patent number
10,545,348
Issue date
Jan 28, 2020
Facebook Technologies, LLC
Lu Lu
G02 - OPTICS
Information
Patent Grant
Non-uniformly patterned photonic crystal structures with quantum do...
Patent number
10,529,290
Issue date
Jan 7, 2020
Facebook Technologies, LLC
Maxwell Parsons
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Directional color conversion using photonic crystals with quantum dots
Patent number
10,503,007
Issue date
Dec 10, 2019
Facebook Technologies, LLC
Maxwell Parsons
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
MULTI-LASER ILLUMINATED MIXED WAVEGUIDE DISPLAY WITH VOLUME BRAGG G...
Publication number
20240069346
Publication date
Feb 29, 2024
Meta Platforms Technologies, LLC
Wai Sze Tiffany LAM
G02 - OPTICS
Information
Patent Application
LIGHTGUIDE WITH RADIAL PUPIL REPLICATION AND VISUAL DISPLAY BASED T...
Publication number
20230085138
Publication date
Mar 16, 2023
Facebook Technologies, LLC
Ningfeng Huang
G02 - OPTICS
Information
Patent Application
PHASE STRUCTURE ON SURFACE-RELIEF GRATING-BASED WAVEGUIDE DISPLAY
Publication number
20220137410
Publication date
May 5, 2022
Facebook Technologies, LLC
Wai Sze Tiffany LAM
G02 - OPTICS
Information
Patent Application
SPATIALLY MULTIPLEXED VOLUME BRAGG GRATINGS WITH VARIED REFRACTIVE...
Publication number
20220099980
Publication date
Mar 31, 2022
Facebook Technologies, LLC
Wanli CHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OUTWARD COUPLING SUPPRESSION IN WAVEGUIDE DISPLAY
Publication number
20210341654
Publication date
Nov 4, 2021
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND METHOD FOR PROVIDING COMPRESSED EYEBOX
Publication number
20210199958
Publication date
Jul 1, 2021
Facebook Technologies, LLC
Ningfeng HUANG
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND METHOD FOR PROVIDING COMPRESSED EYEBOX
Publication number
20210199970
Publication date
Jul 1, 2021
Facebook Technologies, LLC
Ningfeng HUANG
G02 - OPTICS
Information
Patent Application
DUAL-SIDE ANTIREFLECTION COATINGS FOR BROAD ANGULAR AND WAVELENGTH...
Publication number
20210199873
Publication date
Jul 1, 2021
Facebook Technologies, LLC
Yu SHI
G02 - OPTICS
Information
Patent Application
ANISOTROPIC DIFFRACTION GRATING AND WAVEGUIDE
Publication number
20210173234
Publication date
Jun 10, 2021
Facebook Technologies, LLC
Siddharth Buddhiraju
G02 - OPTICS
Information
Patent Application
OUTWARD COUPLING SUPPRESSION IN WAVEGUIDE DISPLAY
Publication number
20210055460
Publication date
Feb 25, 2021
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Application
SPATIALLY MULTIPLEXED VOLUME BRAGG GRATINGS WITH VARIED REFRACTIVE...
Publication number
20210055554
Publication date
Feb 25, 2021
Facebook Technologies, LLC
Wanli Chi
G02 - OPTICS
Information
Patent Application
WAVEGUIDE WITH COHERENT INTERFERENCE MITIGATION
Publication number
20200292851
Publication date
Sep 17, 2020
Facebook Technologies, LLC
Andrew Maimone
G02 - OPTICS
Information
Patent Application
WAVEGUIDE WITH COHERENT INTERFERENCE MITIGATION
Publication number
20200192130
Publication date
Jun 18, 2020
Facebook Technologies, LLC
Andrew Maimone
G02 - OPTICS
Information
Patent Application
FIELD OF VIEW EXPANSION BY COLOR SEPARATION
Publication number
20200128229
Publication date
Apr 23, 2020
Facebook Technologies, LLC
Ningfeng Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPLAY WAVEGUIDE ASSEMBLY WITH COLOR CROSS-COUPLING
Publication number
20200116996
Publication date
Apr 16, 2020
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Application
DISPLAY WAVEGUIDE ASSEMBLY WITH COLOR CROSS-COUPLING
Publication number
20200116997
Publication date
Apr 16, 2020
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS
Information
Patent Application
TRANSMISSION IMPROVEMENT FOR FLAT LENS BASED AR/VR GLASSES
Publication number
20200057304
Publication date
Feb 20, 2020
Facebook Technologies, LLC
Lu Lu
G02 - OPTICS
Information
Patent Application
SLANTED SURFACE RELIEF GRATING FOR RAINBOW REDUCTION IN WAVEGUIDE D...
Publication number
20190227316
Publication date
Jul 25, 2019
FACEBOOK, INC.
Hee Yoon Lee
G02 - OPTICS
Information
Patent Application
RAINBOW REDUCTION IN WAVEGUIDE DISPLAYS
Publication number
20190227321
Publication date
Jul 25, 2019
Facebook Technologies, LLC
Hee Yoon Lee
G02 - OPTICS