Patents by Inventor Changqing Zhao

Changqing Zhao 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).

  • Patent number: 11969370
    Abstract: Provided is a medical device implantation apparatus, comprising: an outer sheath, connected to a first portion of a handle and extending from a proximal end to a distal end; a middle sheath, the middle sheath being arranged in the outer sheath, and the middle sheath being connected to a second portion of the handle; an inner sheath, the inner sheath being allowed to pass through the middle sheath, the inner sheath being connected to a third portion of the handle, and the inner sheath being movable relative to the outer sheath; outer casings, with at least two outer casings being provided, and a distal end of the inner sheath being respectively fixedly connected to the outer casings; and a medical device, arranged around the inner sheath and partially accommodated in the outer casings.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: April 30, 2024
    Assignee: Micro-Tech (Nanjing) Co., Ltd.
    Inventors: Yuqian Li, Huan Liu, Derong Leng, Yongxue Zhao, Changqing Li, Chunjun Liu
  • Patent number: 8551712
    Abstract: The present invention relates to methods for the identification and/or quantification of biomolecule(s). There is also provided a novel method of identifying and/or quantitating biomolecule(s) in a proliferative cell disorder by providing at least one cyst fluid sample and determining the expression of haptoglobin protein, derivative, mutant and/or fragment thereof.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: October 8, 2013
    Inventors: Mahesh Arjandas Choolani, Khalil Razvi B M Jabarullah Khan, Loganath Annamalai, Arijit Biswas, Changqing Zhao
  • Publication number: 20100158916
    Abstract: The present invention relates to methods for the identification and/or quantification of biomolecule(s). There is also provided a novel method of identifying and/or quantitating biomolecule(s) in a proliferative cell disorder by providing at least one cyst fluid sample and determining the expression of haptoglobin protein, derivative, mutant and/or fragment thereof.
    Type: Application
    Filed: August 20, 2007
    Publication date: June 24, 2010
    Applicant: National University of SIngapore
    Inventors: Mahesh Arjandas Choolani, Khalil Razvi B M Jabarullah Khan, Loganath Annamalai, Arijit Biswas, Changqing Zhao