Patents by Inventor Yuhua QUAN

Yuhua QUAN 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).

  • Pharmaceutical composition for inhalation administration for labeling pulmonary tumorous lesion, containing fluorescent contrast agent as active ingredient
    Patent number: 11883509
    Abstract: The present disclosure relates to a method for providing information for determining lung tumor through inhalation of a fluorescent contrast agent, more particularly to a method of inhaling a small amount of Indocyanine green. The present disclosure does not have the problem of the existing intravenous injection that the administered fluorescent contrast agent is distributed throughout the body. In addition, when comparing the cancer detection efficiency of inhalation administration and intravenous injection, the inhaled fluorescent contrast agent exhibits remarkably higher cancer detection effect than the intravenously injected fluorescent contrast agent.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: January 30, 2024
    Assignees: Korea University Research and Business Foundation, Korea Advanced Institute Of Science And Technology
    Inventors: Hyun Koo Kim, Yuhua Quan, Byeong-Hyeon Choi, Ji-Yun Rho, Ji Ho Park, Ji Young Lim, Chan Hee Oh, Daeho Jung
  • MARKER COMPOSITION FOR CANCER DIAGNOSIS OR PROGNOSIS BASED ON EXOSOME OVEREXRESSING GCC2
    Publication number: 20230145939
    Abstract: Provided according to one embodiment of the present invention is a marker composition for diagnosis or prognosis of esophageal cancer or thymic carcinoma, comprising an exosome overexpressing GRIP and coiled-coil domain-containing protein 2 (GCC2).
    Type: Application
    Filed: April 5, 2021
    Publication date: May 11, 2023
    Inventors: Hyun Koo Kim, Byeong Hyeon Choi, Yuhua Quan, Jiyun Rho
  • PHARMACEUTICAL COMPOSITION FOR INHALATION ADMINISTRATION TO LABELING PULMONARY NODULES COMPRISING FLUORESCENT CONTRAST AGENT AS AN ACTIVE INGREDIENT
    Publication number: 20200101175
    Abstract: The present disclosure relates to a method for providing information for determining lung tumor through inhalation of a fluorescent contrast agent, more particularly to a method of inhaling a small amount of Indocyanine green. The present disclosure does not have the problem of the existing intravenous injection that the administered fluorescent contrast agent is distributed throughout the body. In addition, when comparing the cancer detection efficiency of inhalation administration and intravenous injection, the inhaled fluorescent contrast agent exhibits remarkably higher cancer detection effect than the intravenously injected fluorescent contrast agent.
    Type: Application
    Filed: September 5, 2019
    Publication date: April 2, 2020
    Applicants: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyun Koo KIM, Yuhua QUAN, Byeong-Hyeon CHOI, Ji-Yun RHO, Ji Ho PARK, Ji Young LIM, Chan Hee OH, Daeho JUNG