Inventor

PERREAULT JOHN D

US34 patents

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

PERREAULT JOHN D

GOOGLE LLC

Active LCD shutters for virtual and augmented reality low persistence

Near-eye display with frame rendering based on reflected wavefront analysis for eye characterization

Multiview autostereoscopic display using lenticular-based steerable backlighting

Fresnel-based varifocal lens assembly for VR or AR displays

Near-eye display with extended accommodation range adjustment

Near-eye display with extended accommodation range adjustment

Near-eye display with sparse sampling super-resolution

Augmented reality light field head-mounted displays

Non-planar computational displays

Near-eye display with extended effective eyebox via eye tracking

Accurate camera-display calibration for telepresence videoconferencing

Viewing-angle-dependent color/brightness correction for display system

Augmented reality light field head-mounted displays

Method and apparatus for correcting lenticular distortion

Beam steering optics for near-eye and head mounted displays

Beam steering optics for virtual reality systems

Frame assembly for a three-dimensional video communication system

Near-eye display having lenslet array with reduced off-axis optical aberrations

VERILY LIFE SCIENCES LLC

Flexible nanophotonic meta-optics

High-throughput hyperspectral imaging with superior resolution and optical sectioning

Light sheet imaging flow cytometer

Continuous monitoring of tumor hypoxia using near-infrared spectroscopy and tomography with a photonic mixer device

High-throughput hyperspectral imaging with superior resolution and optical sectioning

Systems and methods for optode imaging

Light sheet imaging flow cytometer

Continuous monitoring of tumor hypoxia using near-infrared spectroscopy and tomography with a photonic mixer device

Rotatable prisms for controlling dispersion magnitude and orientation and methods of use

GOOGLE INC

Heads-up display with integrated display and imaging system

Lightguide with multiple in-coupling holograms for head wearable display

Optical field curvature control using multi-layer Fresnel lens in VR display

Resonant modulation of varifocal liquid membrane lens to provide multiple concurrent focal planes in VR display for realistic focus cues

Varifocal aberration compensation for near-eye displays

Electro-optic beam steering for super-resolution/lightfield imagery

AEROSPACE CORP

Complete-stokes fourier-domain imaging polarimeter