Inventor · disambiguated record
Liangyu Qiu
Also filed as: QIU LIANGYU
3 granted patents·2 pending applications·10 citations·filing 2019–2024
60Inventor score
Technology areasG02B
Top patents by PatentIndex Score
5 records- 0189US11474395B2Birefringent polymer based surface relief gratingMETA PLATFORMS TECH LLC·Filed 2019·Granted Oct 18, 2022·8 cites·23 claims
- 0286US11391948B2Display illumination using a gratingFACEBOOK TECH LLC·Filed 2020·Granted Jul 19, 2022·2 cites·20 claims
- 0367US2023023995A1Display illumination using a gratingMETA PLATFORMS TECH LLC·Filed 2022·Application pending·0 cites
- 0460US12204107B2Patterned light illuminator for a display panelMETA PLATFORMS TECH LLC·Filed 2021·Granted Jan 21, 2025·0 cites·20 claims
- 0554US2024319582A1Optical Component with Apodized MaskAPPLE INC·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →