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Yuangang DAI

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  • Changsha, Hunan, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20230372961
    • Publication date Nov 23, 2023
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Xiaoyi GUO
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ELECTRONIC CIGARETTE
    • Publication number 20230248057
    • Publication date Aug 10, 2023
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu Liu
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    DISPOSABLE CIGARETTE CARTRIDGE, ATOMIZER AND ELECTRONIC CIGARETTE
    • Publication number 20210378303
    • Publication date Dec 9, 2021
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE
    • Publication number 20210212362
    • Publication date Jul 15, 2021
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu Liu
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ULTRASONIC ATOMIZATION TYPE ELECTRONIC CIGARETTE
    • Publication number 20210112858
    • Publication date Apr 22, 2021
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ELECTRONIC CIGARETTE
    • Publication number 20200323263
    • Publication date Oct 15, 2020
    • CHINA TOBACCO HUNAN INCUSTRIAL CO., LTD.
    • Jianfu Liu
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC LIQUID ELECTRONIC CIGARETTE ATOMIZER AND ULTRASONIC LIQU...
    • Publication number 20200305500
    • Publication date Oct 1, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE
    • Publication number 20200253279
    • Publication date Aug 13, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu Liu
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ELECTRONIC CIGARETTE
    • Publication number 20200221776
    • Publication date Jul 16, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu Liu
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20200214349
    • Publication date Jul 9, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu Liu
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20200107577
    • Publication date Apr 9, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    OSCILLATION CONTROL CIRCUIT FOR ULTRASONIC ATOMIZATION SHEET AND UL...
    • Publication number 20200060337
    • Publication date Feb 27, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    INCLINED ULTRASONIC ATOMIZING SHEET STRUCTURE, ATOMIZER AND ELECTRO...
    • Publication number 20200060336
    • Publication date Feb 27, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ATOMIZER AND ELECTRONIC CIGARETTE THEREOF
    • Publication number 20200029624
    • Publication date Jan 30, 2020
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZER AND ELECTRONIC CIGARETTE
    • Publication number 20190289914
    • Publication date Sep 26, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ATOMIZER AND ELECTRONIC CIGARETTE THEREOF
    • Publication number 20190274360
    • Publication date Sep 12, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ATOMIZER AND ELECTRONIC CIGARETTE THEREOF
    • Publication number 20190269177
    • Publication date Sep 5, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZATION CORE AND ATOMIZER
    • Publication number 20190230991
    • Publication date Aug 1, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTRONIC CIGARETTE
    • Publication number 20190223503
    • Publication date Jul 25, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20190216135
    • Publication date Jul 18, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Xiaoyi GUO
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    COTTON-FREE ULTRASONIC ATOMIZER AND ELECTRONIC CIGARETTE
    • Publication number 20190183176
    • Publication date Jun 20, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ULTRASONIC ELECTRONIC CIGARETTE ATOMIZING CORE AND ATOMIZER
    • Publication number 20190166905
    • Publication date Jun 6, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20190150519
    • Publication date May 23, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ATOMIZATION PIECE, ELECTRONIC CIGARETTE ATOMIZATION CORE...
    • Publication number 20190142063
    • Publication date May 16, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ATOMIZER OF ELECTRONIC CIGARETTE AND ELECTRONIC CIGARETTE
    • Publication number 20190053537
    • Publication date Feb 21, 2019
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ATOMIZER OF ELECTRONIC CIGARETTE
    • Publication number 20180352854
    • Publication date Dec 13, 2018
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ULTRASONIC AUTOMIZATION PIECE, MANUFACTURING METHOD THEREOF, ULTRAS...
    • Publication number 20180325169
    • Publication date Nov 15, 2018
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Xiaoyi GUO
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    COMBINED ULTRASONIC ATOMIZER, ATOMIZATION METHOD THEREOF AND ELECTR...
    • Publication number 20180318530
    • Publication date Nov 8, 2018
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ELECTRONIC CIGARETTE ATOMIZER
    • Publication number 20180271148
    • Publication date Sep 27, 2018
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Application

    ULTRASONIC ATOMIZER AND ELECTRONIC CIGARETTE
    • Publication number 20180161525
    • Publication date Jun 14, 2018
    • CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
    • Jianfu LIU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE