Inventor
JIANG YINGFEI
US12 patents
⚠️ This page may combine multiple inventors who share the name “JIANG YINGFEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FACEBOOK TECH LLC
5 patentsUS10890823B1Jan 12, 2021
Pitch variable optical devices and systems containing the same
FACEBOOK TECH LLC20 citations93
US11067821B2Jul 20, 2021
Apodized optical elements for optical artifact reduction
FACEBOOK TECH LLC3 citations72
US10948779B2Mar 16, 2021
Broadband and wide viewing angle waveplate having pi-cell
FACEBOOK TECH LLC2 citations71
US11262638B2Mar 1, 2022
Liquid crystal mixtures for pitch variable optical elements
FACEBOOK TECH LLC0 citations62
US11137655B2Oct 5, 2021
Resonant liquid crystal devices
FACEBOOK TECH LLC0 citations61
META PLATFORMS TECH LLC
5 patentsUS12204136B2Jan 21, 2025
Optical combiner with uniform illuminance throughput
META PLATFORMS TECH LLC0 citations62
US11598919B2Mar 7, 2023
Artificial reality system having Bragg grating
META PLATFORMS TECH LLC0 citations62
US11467331B1Oct 11, 2022
Optical combiner with uniform illuminance throughput
META PLATFORMS TECH LLC1 citations62
US11561437B2Jan 24, 2023
Broadband and wide viewing angle waveplate having pi-cell
META PLATFORMS TECH LLC1 citations61
US11609424B2Mar 21, 2023
Apodized reflective optical elements for eye-tracking and optical artifact reduction
META PLATFORMS TECH LLC0 citations51