Patents by Inventor Tuanfang Liu

Tuanfang Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electronic cigarette
    Patent number: 11596173
    Abstract: An electronic cigarette, including: a mouthpiece; a first seal ring; a glass tube; a hollow rod; a permanent seat; a first piece of cotton; a ceramic atomization core; a second piece of cotton; an annular sleeve; two second seal rings; a base seat; an insulation ring; and a joint comprising an anode and cathode. The mouthpiece is disposed on the glass tube. The first seal ring is disposed in the mouthpiece to seal a gap between the mouthpiece and the glass tube. The hollow rod is disposed in the glass tube, and the two second seal rings are disposed on one end of the hollow rod away from the first seal ring to seal a gap between the glass tube and the hollow rod. The first piece of cotton and the second piece of cotton are disposed on two ends of the ceramic atomization core, respectively.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: March 7, 2023
    Inventor: Tuanfang Liu
  • HEATING CORE, ELECTRONIC CIGARETTE, AND PREPARATION METHODS THEREOF
    Publication number: 20230065332
    Abstract: A heating core includes a conductor and an e-liquid absorber. The conductor includes a cavity and the e-liquid absorber is disposed in the cavity.
    Type: Application
    Filed: March 10, 2022
    Publication date: March 2, 2023
    Inventor: Tuanfang LIU
  • AEROSOL-GENERATING ARTICLE AND AEROSOL-GENERATING SYSTEM COMPRISING THE SAME
    Publication number: 20230063815
    Abstract: An aerosol-generating article includes a heating element and a tobacco material. The heating element is wrapped in the tobacco material, or the tobacco material is wrapped in the heating element, or the heating element is disposed in the tobacco material.
    Type: Application
    Filed: March 13, 2022
    Publication date: March 2, 2023
    Inventor: Tuanfang LIU
  • HEATING ELEMENT, AEROSOL PRODUCER, AND AEROSOL ARTICLE
    Publication number: 20230059256
    Abstract: A heating element includes a main body. The main body includes a thermal air chamber and at least one through hole communicating with the thermal air chamber.
    Type: Application
    Filed: March 21, 2022
    Publication date: February 23, 2023
    Inventor: Tuanfang LIU
  • HEATING ASSEMBLY
    Publication number: 20230058211
    Abstract: A heating assembly includes a main body and a high-frequency control assembly. The main body includes a heating chamber provided with a first opening. The main body further includes a heating element disposed in the heating chamber. The high-frequency control assembly is disposed outside the heating chamber. When in use, a tobacco material passes through the first opening and is disposed into the heating chamber; when the high-frequency control assembly is energized, an electromagnetic filed is produced, and the heating element produces heat to heat the tobacco material.
    Type: Application
    Filed: February 22, 2022
    Publication date: February 23, 2023
    Inventor: Tuanfang LIU
  • ATOMIZER AND ELECTRONIC CIGARETTE COMPRISING THE SAME
    Publication number: 20220378097
    Abstract: An atomizer includes an outer glass tube, a heating element, and an inner glass tube. The inner glass tube is disposed in and is integrated with the outer glass tube; the inner wall of the outer glass tube and the outer wall of the inner glass tube form a cavity for accommodating e-liquid. The heating element is disposed in the outer glass tube and below the inner glass tube and the cavity; and when in use, the heating element atomizes the e-liquid to produce vapor flowing from the inner glass tube to the outer glass tube for inhaling by a user.
    Type: Application
    Filed: November 14, 2021
    Publication date: December 1, 2022
    Inventor: Tuanfang LIU
  • ATOMIZER AND ELECTRONIC CIGARETTE COMRPISING THE SAME
    Publication number: 20220378104
    Abstract: An atomizer includes an e-liquid storage tube, an atomizing tube, and a cylindrical ring. The atomizing tube includes an air supplementary inlet and an e-liquid inlet. The atomizing tube is disposed in the e-liquid storage tube. The cylindrical ring is disposed in the atomizing tube and is adjacent to the air supplementary inlet; and an air passage is defined by the inner wall of the atomizing tube and the outer wall of the cylindrical ring.
    Type: Application
    Filed: November 11, 2021
    Publication date: December 1, 2022
    Inventor: Tuanfang LIU
  • ATOMIZER AND ELECTRONIC CIGARETTE COMPRISING THE SAME
    Publication number: 20220369718
    Abstract: An atomizer includes a main body. The main body includes an e-liquid chamber, a heating chamber, a heating element, and an e-liquid channel. The heating element is disposed in the heating chamber. The main body further includes at least one e-liquid inlet and at least one e-liquid outlet communicating with two ends of the e-liquid channel, respectively. The at least one e-liquid inlet is disposed in a bottom part of the e-liquid chamber. The at least one e-liquid outlet is connected to the heating chamber. The main body further includes a mouthpiece connected to and communicating with the heating chamber; when a user inhales smoke or vapor through the mouthpiece, the e-liquid is sucked from the e-liquid chamber into the e-liquid channel by a suction force, flows into the heating chamber.
    Type: Application
    Filed: December 9, 2021
    Publication date: November 24, 2022
    Inventor: Tuanfang LIU
  • ATOMIZER AND ELECTRONIC CIGARETTE COMPRISING THE SAME
    Publication number: 20220369708
    Abstract: An atomizer includes a heating assembly, a first e-liquid collector, and a second e-liquid collector. The first e-liquid collector and the second e-liquid collector are disposed under the heating assembly. The first e-liquid collector is configured to store condensed e-liquid; and the second e-liquid collector is configured to store the condensed e-liquid overflowing out of the first e-liquid collector. The first e-liquid collector is disposed near the heating assembly.
    Type: Application
    Filed: November 4, 2021
    Publication date: November 24, 2022
    Inventor: Tuanfang LIU
  • ATOMIZER AND ELECTRONIC CIGARETTE COMPRISING THE SAME
    Publication number: 20220369709
    Abstract: An atomizer includes an e-liquid tank and a seal member. The e-liquid tank includes a cavity and an airflow channel. The seal member is disposed on one end of the e-liquid tank. The seal member includes a groove configured to equalize a pressure in the e-liquid tank with outside pressure. Both ends of the groove communicate with the cavity and the airflow channel, respectively.
    Type: Application
    Filed: November 4, 2021
    Publication date: November 24, 2022
    Inventor: Tuanfang LIU
  • Electronic hookah
    Patent number: D971494
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: November 29, 2022
    Assignee: SHENZHEN EIGATE TECHNOLOGY CO., LTD.
    Inventor: Tuanfang Liu
  • Heating element for electronic cigarette atomizer
    Patent number: D972204
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: December 6, 2022
    Assignee: SHENZHEN EIGATE TECHNOLOGY CO., LTD.
    Inventor: Tuanfang Liu
  • Atomizer for an electronic cigarette
    Patent number: D978421
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: February 14, 2023
    Inventor: Tuanfang Liu
  • Atomizer for an electronic cigarette
    Patent number: D979128
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: February 21, 2023
    Inventor: Tuanfang Liu
  • Atomizer for an electronic cigarette
    Patent number: D979129
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: February 21, 2023
    Inventor: Tuanfang Liu
  • Atomizer for an electronic cigarette
    Patent number: D979130
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: February 21, 2023
    Inventor: Tuanfang Liu
  • Heating element for electronic cigarette
    Patent number: D980508
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: March 7, 2023
    Inventor: Tuanfang Liu
  • Electromagnetic coil for electronic cigarette
    Patent number: D980511
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: March 7, 2023
    Assignee: ASPIRE NORTH AMERICA LLC
    Inventor: Tuanfang Liu
  • Heating cup for an electronic cigarette
    Patent number: D980512
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: March 7, 2023
    Inventor: Tuanfang Liu
  • Heating cup for an electronic cigarette
    Patent number: D980513
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: March 7, 2023
    Inventor: Tuanfang Liu