Inventor

SAARIKKO PASI

US95 patents

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

SAARIKKO PASI

FACEBOOK TECH LLC

Focus adjusting pancharatnam berry phase liquid crystal lenses in a head-mounted display

Focus adjusting liquid crystal lenses in a head-mounted display

High refractive index gratings for waveguide displays manufactured by self-aligned stacked process

Liquid crystal structure for controlling brightness uniformity in a waveguide display

Apochromatic pancharatnam berry phase (PBP) liquid crystal structures for head-mounted displays

Opposed gratings in a waveguide display

Dynamic control of optical axis location in head-mounted displays

2D pupil expander using holographic Bragg grating

Varifocal structure comprising a liquid lens structure in optical series with a liquid crystal lens in a head-mounted display

Variable focus waveguide display

Switchable bragg gratings for chromatic error correction of pancharatnam berry phase (PBP) components

Eye tracking based on waveguide imaging

Field-of-view stitched waveguide display

Volume bragg gratings for near-eye waveguide display

Curved display assembly for artificial reality headset

Varifocal waveguide display using tunable lens

Slanted surface relief grating for rainbow reduction in waveguide display

Image plane adjustment in a near-eye display

Method of selecting a state of a switchable half waveplate and selecting an optical power of a liquid lens structure in optical series with a liquid crystal lens in a head-mounted display

Tiled display assemblies for artificial reality headset

Multiple projector field-of-view stitched waveguide display

Spatially multiplexed volume Bragg gratings with varied refractive index modulations for waveguide display

Focus adjusting pancharatnam berry phase liquid crystal lenses in a head-mounted display

Apochromatic pancharatnam berry phase (PBP) liquid crystal structures for head-mounted displays

Waveguide including volume Bragg gratings

Apochromatic Pancharatnam Berry Phase (PBP) liquid crystal structures for head-mounted displays

Scanned MicroLED array for waveguide display

Waveguide display with holographic Bragg grating

Scanned microLED array for waveguide display

Scanning waveguide display

Waveguide display with a small form factor, a large field of view, and a large eyebox

Scanned MicroLED array for waveguide display

Optical structure comprising a plurality of stacked optical elements that receive light having a first polarization and output light having a second polarization to a focal point

Varifocal waveguide display with dynamically bent waveguide

Optical structure comprising a structure of stacked optical elements that receives circularly polarized light having a first handedness and outputs circularly polarized light having a second handedness to a focal point

MICROSOFT TECHNOLOGY LICENSING LLC

Display system

Eye tracking apparatus, method and system

Waveguide

Optical components

Wearable image display system

Microfabrication

Eye tracking apparatus, method and system

SAARIKKO PASI

Exit pupil expanders with wide field-of-view

Exit pupil expanders with spherical and aspheric substrates

Optical actuators in keypads

Optical apparatus and method for expanding an exit pupil

LEVOLA TAPANI

Device for expanding an exit pupil in two dimensions

Display system

Optical apparatus and method

OCULUS VR LLC

Waveguide display with two-dimensional scanner