Inventor · Redmond, WA, US

Ningfeng Huang

24Patents
5h-index
30Co-inventors
61Inventor score

Filing activity: Jan 23, 2018 → Nov 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10598938B1 Angular selective grating coupler for waveguide display Physics 47 Active
US10578876B1 Waveguide having a phase-matching region Physics 40 Active
US10545348B1 Transmission improvement for flat lens based AR/VR glasses Physics 13 Active
US10845596B2 Slanted surface relief grating for rainbow reduction in waveguide display Physics 7 Active
US10529290B1 Non-uniformly patterned photonic crystal structures with quantum dots for pixelated color conversion Physics 7 Active
US10503007B1 Directional color conversion using photonic crystals with quantum dots Electricity 5 Active
US10761330B2 Rainbow reduction in waveguide displays Physics 5 Active
US11169379B2 Spatially multiplexed volume Bragg gratings with varied refractive index modulations for waveguide display Physics 5 Active
US11415805B2 Optical system and method for providing compressed eyebox Physics 3 Active
US11454809B2 Display waveguide assembly with color cross-coupling Physics 3 Active
US10845526B1 Outward coupling suppression in waveguide display Physics 2 Active
US11099309B2 Outward coupling suppression in waveguide display Physics 1 Active
US11231579B1 Cascaded pupil-replicating waveguides Physics 1 Active
US10705353B1 Waveguide with coherent interference mitigation Physics 1 Active
US11509260B1 Reclamation of energy leaking from waveguides Emerging Cross-Sectional Technologies 1 Active
US11448906B1 Directional color conversion using photonic crystals with quantum dots Electricity 0 Active
US11927758B1 Multi-laser illuminated mixed waveguide display with volume Bragg grating (VBG) and mirror Physics 0 Active
US11947117B2 Spatially multiplexed volume Bragg gratings with varied refractive index modulations for waveguide display Physics 0 Active
US10942378B2 Waveguide with coherent interference mitigation Physics 0 Active
US10911743B2 Field of view expansion by color separation Physics 0 Active
US11796813B2 Optical system and method for providing compressed eyebox Physics 0 Active
US11422293B2 Outward coupling suppression in waveguide display Physics 0 Active
US11513373B2 Anisotropic diffraction grating and waveguide Physics 0 Active
US11774753B1 Cascaded pupil-replicating waveguides Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.