Patents by Inventor Quanjun LIU

Quanjun 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).

  • Publication number: 20230287522
    Abstract: An automatic pathogen-from-expiration detection system and method is disclosed. The system comprises a gas pathogen recovery unit, a pathogen concentration unit and a sample detection unit.
    Type: Application
    Filed: August 6, 2021
    Publication date: September 14, 2023
    Inventors: Quanjun LIU, Xiaoxiang ZHOU, Zhanping LI, Zhen ZHANG, Xiaoming HAN, Ying XU, Yan HUANG, Zuhong LU
  • Publication number: 20230273102
    Abstract: The present invention discloses a pathogenic microorganisms rapid concentration device and method. The device comprises an electrode and a microchannel for passing a sample, wherein the microchannel comprises a concentration channel and a sample channel, between which a filter element is provided, the electrode comprises a positive electrode and a negative electrode, the positive electrode comprises several sub-positive electrodes, after the sample flows into the microchannel, under the action of the electrode, pathogenic microorganisms in the sample are regionally enriched on a positive electrode side of the concentration channel to form a concentrated sample. The present invention provides a substantial increase in the rate and efficiency of purification of samples containing pathogenic microorganisms through precise electrical control.
    Type: Application
    Filed: August 6, 2021
    Publication date: August 31, 2023
    Inventors: Quanjun LIU, Xiaoxiang ZHOU, Zhanping LI, Zhen ZHANG, Yan HUANG