Inventor · disambiguated record
Chia-Yiu Maa
Also filed as: MAA CHIA-YIU
31 granted patents·32 pending applications·836 citations·filing 1995–2025
95Inventor score
Top patents by PatentIndex Score
63 records- 0197US5818935AInternet enhanced video systemFiled 1997·Granted Oct 6, 1998·702 cites·5 claims
- 0294US11071187B1Circadian rhythms entrainment enhancement deviceALEDDRA INC·Filed 2020·Granted Jul 20, 2021·3 cites·28 claims
- 0392US10609798B1Circadian lighting apparatusALEDDRA INC·Filed 2018·Granted Mar 31, 2020·9 cites·8 claims
- 0491US10921004B1Antiviral air-filtering lighting deviceALEDDRA INC·Filed 2020·Granted Feb 16, 2021·4 cites·13 claims
- 0589US10709899B1Clamping circadian lighting apparatusALEDDRA INC·Filed 2019·Granted Jul 14, 2020·6 cites·6 claims
- 0688US9055642B2Multi-purpose rechargeable LED lighting deviceLIGHTEL TECHNOLOGIES INC·Filed 2012·Granted Jun 9, 2015·11 cites·19 claims
- 0788US5878057AHighly parallel cyclic redundancy code generatorTEKTRONIX INC·Filed 1995·Granted Mar 2, 1999·80 cites·5 claims
- 0884US9559773B1Add-on VLC controller for LED lighting deviceALEDDRA INC·Filed 2015·Granted Jan 31, 2017·5 cites·16 claims
- 0984US9307598B2LED lighting device with replaceable driver-control moduleLIGHTEL TECHNOLOGIES INC·Filed 2015·Granted Apr 5, 2016·5 cites·12 claims
- 1082US2023105653A1Self-Disinfecting Multi-Band Photocatalyst SheetALEDDRA INC·Filed 2022·Application pending·0 cites
- 1177US10118170B1Anti-bacterial lighting apparatusALEDDRA INC·Filed 2018·Granted Nov 6, 2018·2 cites·5 claims
- 1275US9194542B2Retractable end-cap for LED tubeLIGHTEL TECHNOLOGIES INC·Filed 2014·Granted Nov 24, 2015·4 cites·12 claims
- 1373US12317386B2Lighting apparatus with invisible strobingALEDDRA INC·Filed 2023·Granted May 27, 2025·0 cites·16 claims
- 1473US2022088576A1Self-Disinfecting Multi-Band Photocatalyst SheetALEDDRA INC·Filed 2020·Application pending·0 cites
- 1572US9699855B2Add-on IPS controller for LED lighting deviceALEDDRA INC·Filed 2015·Granted Jul 4, 2017·2 cites·26 claims
- 1672US9089031B2Add-on smart controller for LED lighting deviceLIGHTEL TECHNOLOGIES INC·Filed 2014·Granted Jul 21, 2015·2 cites·21 claims
- 1771US12374263B1Digital display device with dual refresh frequenciesALEDDRA INC·Filed 2024·Granted Jul 29, 2025·0 cites·10 claims
- 1870US12507332B2Lighting apparatus with gamma stimulationALEDDRA INC·Filed 2024·Granted Dec 23, 2025·0 cites·37 claims
- 1970US12234970B1Lampholder system with lockALEDDRA INC·Filed 2024·Granted Feb 25, 2025·0 cites·12 claims
- 2070US2024082832A1Self-Disinfecting Photocatalyst Sheet With PrimerALEDDRA INC·Filed 2023·Application pending·0 cites
- 2165US2024251491A1Gamma Stimulation ApparatusALEDDRA INC·Filed 2024·Application pending·0 cites
- 2264US2020046864A1Attachable Photocatalytic DeviceALEDDRA INC·Filed 2019·Application pending·0 cites
- 2362US12251572B2Therapeutic lighting apparatusALEDDRA INC·Filed 2023·Granted Mar 18, 2025·0 cites·9 claims
- 2461US12036332B2Germicidal lighting apparatus with visible glareALEDDRA INC·Filed 2022·Granted Jul 16, 2024·0 cites·15 claims
- 2561US9746529B2Methods and systems of proactive monitoring of LED lightsLIGHTEL TECH INC·Filed 2014·Granted Aug 29, 2017·1 cites·13 claims
- 2661US2023310671A1Elongated Germicidal Lighting DeviceALEDDRA INC·Filed 2022·Application pending·0 cites
- 2761US2025360335A1Multi-Luminaire Gamma Stimulation System With Dual FrequenciesALEDDRA INC·Filed 2025·Application pending·0 cites
- 2861US2019336626A1Attachable Photocatalytic DeviceALEDDRA INC·Filed 2018·Application pending·0 cites
- 2959US12127314B2Color temperature fusion lighting apparatusALEDDRA INC·Filed 2023·Granted Oct 22, 2024·0 cites·16 claims
- 3059US2022089912A1Self-Disinfecting Photocatalyst SheetALEDDRA INC·Filed 2020·Application pending·0 cites
- 3159US2022152239A1Multi-Band Multi-Source Germicidal Lighting ApparatusALEDDRA INC·Filed 2021·Application pending·0 cites
- 3258US2022040366A1Multi-Mode Lighting DeviceALEDDRA INC·Filed 2021·Application pending·0 cites
- 3358US2019209728A1Anti-Bacterial Air Filtering ApparatusALEDDRA INC·Filed 2018·Application pending·0 cites
- 3458US2025144443A1Lighting Apparatus With Gamma StimulationALEDDRA INC·Filed 2024·Application pending·0 cites
- 3557US11850316B2Self-disinfecting photocatalyst sheet with primerALEDDRA INC·Filed 2021·Granted Dec 26, 2023·0 cites·6 claims
- 3657US2023108632A1Germicidal Lighting DeviceALEDDRA INC·Filed 2021·Application pending·0 cites
- 3757US2025249281A1Wearable Light Device With Dual FrequenciesALEDDRA INC·Filed 2025·Application pending·0 cites
- 3857US2025288825A1Gamma Stimulation Apparatus With Dual FrequenciesALEDDRA INC·Filed 2025·Application pending·0 cites
- 3956US11191863B2Antiviral air-filtering lighting device using visible lightALEDDRA INC·Filed 2021·Granted Dec 7, 2021·0 cites·11 claims
- 4056US11103612B2Air-filtering anti-bacterial lighting deviceALEDDRA INC·Filed 2020·Granted Aug 31, 2021·0 cites·20 claims
- 4155US12048078B2Spectral power distribution fusion lighting apparatusALEDDRA INC·Filed 2022·Granted Jul 23, 2024·0 cites·16 claims
- 4255US10881752B2Anti-bacterial photocatalytic coating apparatus and processALEDDRA INC·Filed 2018·Granted Jan 5, 2021·0 cites·14 claims
- 4355US2022152236A1Multi-Band Germicidal Irradiation ApparatusALEDDRA INC·Filed 2021·Application pending·0 cites
- 4454US12359799B2Lighting apparatus with near-infraredALEDDRA INC·Filed 2023·Granted Jul 15, 2025·0 cites·17 claims
- 4554US11946626B2Light-emitting diode lamps with battery backup user interfacesALEDDRA INC·Filed 2022·Granted Apr 2, 2024·0 cites·24 claims
- 4654US10874762B2Air-filtering anti-bacterial lighting apparatusALEDDRA INC·Filed 2018·Granted Dec 29, 2020·0 cites·13 claims
- 4754US2021299320A1Safe Antiviral Air-Filtering Lighting DeviceALEDDRA INC·Filed 2021·Application pending·0 cites
- 4854US2022047757A1Dual-Disinfection Germicial Lighting DeviceALEDDRA INC·Filed 2020·Application pending·0 cites
- 4954US2022072186A1Disinfecting Circadian Lighting DeviceALEDDRA INC·Filed 2020·Application pending·0 cites
- 5053US2022047769A1Air-Disinfecting Photocatalytic DeviceALEDDRA INC·Filed 2020·Application pending·0 cites
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →