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YIGANG LIU

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  • Suzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gear control circuit and system for alternating current motor, swit...
    • Patent number 12,081,148
    • Issue date Sep 3, 2024
    • BEIANG AIR TECH LTD.
    • Hongyu Ran
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fan
    • Patent number D1031968
    • Issue date Jun 18, 2024
    • SUZHOU BEIANG SMART TECHNOLOGY CO. LTD.
    • Hongyu Ran
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water purifier
    • Patent number D1024268
    • Issue date Apr 23, 2024
    • SUZHOU BEIANG SMART TECHNOLOGY CO. LTD.
    • Dayou Zhang
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Driving circuit, magnetic sensing circuit, and electrical device
    • Patent number 11,914,006
    • Issue date Feb 27, 2024
    • BEIANG AIR TECH LTD.
    • Hongyu Ran
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Air purifier
    • Patent number D1013852
    • Issue date Feb 6, 2024
    • SUZHOU BEIANG SMART TECHNOLOGY CO. LTD.
    • Hongyu Ran
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Air purifier
    • Patent number D1002829
    • Issue date Oct 24, 2023
    • SUZHOU BEIANG SMART TECHNOLOGY CO. LTD.
    • Hongyu Ran
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Base body and dust collector
    • Patent number 11,618,041
    • Issue date Apr 4, 2023
    • SUZHOU BEIANG TECHNOLOGY LTD.
    • Hongyu Ran
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Purification and variable frequency system and method
    • Patent number 9,868,123
    • Issue date Jan 16, 2018
    • SUZHOU BEIANG TECHNOLOGY LTD.
    • Yigang Liu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Ionic wind purifier and discharge monitoring and protective circuit...
    • Patent number 9,735,568
    • Issue date Aug 15, 2017
    • SUZHOU BEIANG TECHNOLOGY LTD.
    • Hongyu Ran
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents