Inventor
Ningfeng Huang
Inventor
Redmond, WA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus36%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein16%
B82YSpecific uses or applications of nanostructures8%
F21VFunctional features or details of lighting devices or systems thereof8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information8%
H01LSemiconductor devices8%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
G06FElectric digital data processing4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
PatentTitleYear
10,845,526Outward coupling suppression in waveguide display202010,845,596Slanted surface relief grating for rainbow reduction in waveguide display202010,761,330Rainbow reduction in waveguide displays202010,705,353Waveguide with coherent interference mitigation202010,598,938Angular selective grating coupler for waveguide display202010,578,876Waveguide having a phase-matching region202010,545,348Transmission improvement for flat lens based AR/VR glasses202010,529,290Non-uniformly patterned photonic crystal structures with quantum dots for pixelated color conversion202010,503,007Directional color conversion using photonic crystals with quantum dots2019Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019–2020Patents assigned to FACEBOOK TECH LLC (9)· patent assignee history
2019–2020Based in Redmond, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FACEBOOK TECH LLC | 9 | 2019–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Redmond, Washington, US | 9 | 2019–2020 |