Inventor · disambiguated record
Yigang Liu
Also filed as: LIU YIGANG
10 granted patents·4 pending applications·20 citations·filing 2014–2022
83Inventor score
Top patents by PatentIndex Score
14 records- 0180US11618041B2Base body and dust collectorSUZHOU BEIANG TECH LTD·Filed 2020·Granted Apr 4, 2023·1 cites·18 claims
- 0278USD1024268SWater purifierBEIANG AIR TECH LTD·Filed 2022·Granted Apr 23, 2024·7 cites·1 claims
- 0374USD1031968SFanBEIANG AIR TECH LTD·Filed 2022·Granted Jun 18, 2024·5 cites·1 claims
- 0470US9868123B2Purification and variable frequency system and methodSUZHOU BEIANG TECH LTD·Filed 2014·Granted Jan 16, 2018·4 cites·19 claims
- 0569US9735568B2Ionic wind purifier and discharge monitoring and protective circuit of high-voltage ion purifierSUZHOU BEIANG TECH LTD·Filed 2014·Granted Aug 15, 2017·3 cites·18 claims
- 0655US2024198358A1Dust collectorBEIANG AIR TECH LTD·Filed 2021·Application pending·0 cites
- 0753US12081148B2Gear control circuit and system for alternating current motor, switch controller, and electronic deviceBEIANG AIR TECH LTD·Filed 2021·Granted Sep 3, 2024·0 cites·19 claims
- 0852US2023322051A1Dust collecting mechanism, car air purifier and fanBEIANG AIR TECH LTD·Filed 2021·Application pending·0 cites
- 0950US11914006B2Driving circuit, magnetic sensing circuit, and electrical deviceBEIANG AIR TECH LTD·Filed 2021·Granted Feb 27, 2024·0 cites·15 claims
- 1049US2023321668A1Air purifier and cleaning method for the sameBEIANG AIR TECH LTD·Filed 2021·Application pending·0 cites
- 1148US12179218B2Easy-to-clean separable purification coreSUZHOU BEIANG TECH LTD·Filed 2020·Granted Dec 31, 2024·0 cites·18 claims
- 1242US2016089470A1PurifierSUZHOU BEIANG TECHNOLOGY LTD·Filed 2014·Application pending·0 cites
- 1335USD1013852SAir purifierBEIANG AIR TECH LTD·Filed 2021·Granted Feb 6, 2024·0 cites·1 claims
- 1435USD1002829SAir purifierBEIANG AIR TECH LTD·Filed 2021·Granted Oct 24, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →