Inventor

KOSHELEV ALEXANDER

US25 patents

⚠️ This page may combine multiple inventors who share the name “KOSHELEV ALEXANDER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOSHELEV ALEXANDER

FACEBOOK TECH LLC

Waveguide having a phase-matching region

Thin waveguide imager

Display device with waveguide-based talbot illuminator

Slab waveguide and projector with intermodal coupling

Thin waveguide wavelength-selective projector

Cascaded pupil-replicating waveguides

Waveguide-based projector

Waveguide illuminator having slab waveguide portion

Waveguide array illuminator with light scattering mitigation

Waveguide illuminator with optical interference mitigation

Thin waveguide beam redirector and display based thereon

Waveguide with coherent interference mitigation

Waveguide with coherent interference mitigation

Beam scanner with PIC input and display based thereon

META PLATFORMS TECH LLC

Lightguide with radial pupil replication and visual display based thereon

Thin waveguide wavelength-selective projector

Photonic power converter light transport

Cascaded pupil-replicating waveguides

Display device with transparent illuminator

Display with image light steering

Optically anisotropic film stack including solid crystal and fabrication method thereof

Talbot pattern illuminator and display based thereon

Waveguide illuminator having waveguide array

AMAZON TECH INC

Data item and witness service partitioning in a distributed storage system

ABEAM TECH INC

Angle-insensitive spectral filter