Patents by Inventor Jess QI

Jess QI 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).

  • Valve stent used safely and valve replacement device having the same
    Patent number: 10537427
    Abstract: The present invention provides a valve stent used safely comprising a supporting net frame, and a flared section connected to an end of the supporting net frame; wherein the flared section is connected to all end nodes located at a corresponding side of the supporting net frame, the flared section is grid shaped, and a number of intersection points of the grids decreases along an axial direction away from the supporting net frame. The present invention also provides a valve replacement device comprising an above valve stent and a prosthesis valve fixed inside the supporting net frame.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: January 21, 2020
    Assignee: Venus Medtech (Hangzhou) Inc.
    Inventors: Frank Zeng, Larry Lo, Jess Qi
  • VALVE STENT USED SAFELY AND VALVE REPLACEMENT DEVICE HAVING THE SAME
    Publication number: 20180049871
    Abstract: The present invention provides a valve stent used safely comprising a supporting net frame, and a flared section connected to an end of the supporting net frame; wherein the flared section is connected to all end nodes located at a corresponding side of the supporting net frame, the flared section is grid shaped, and a number of intersection points of the grids decreases along an axial direction away from the supporting net frame. The present invention also provides a valve replacement device comprising an above valve stent and a prosthesis valve fixed inside the supporting net frame.
    Type: Application
    Filed: September 26, 2017
    Publication date: February 22, 2018
    Applicant: VENUS MEDTECH (HANGZHOU), INC.
    Inventors: Frank ZENG, Larry LO, Jess QI
  • Valve replacement device
    Patent number: D909581
    Type: Grant
    Filed: January 6, 2020
    Date of Patent: February 2, 2021
    Assignee: Venus Medtech (Hangzhou) Inc.
    Inventors: Frank Zeng, Larry Lo, Jess Qi
  • Valve stent
    Patent number: D910852
    Type: Grant
    Filed: January 4, 2020
    Date of Patent: February 16, 2021
    Assignee: Venus Medtech (Hangzhou) Inc.
    Inventors: Frank Zeng, Larry Lo, Jess Qi
  • Valve stent
    Patent number: D977644
    Type: Grant
    Filed: January 4, 2020
    Date of Patent: February 7, 2023
    Assignee: Venus Medtech (Hangzhou) Inc.
    Inventors: Frank Zeng, Larry Lo, Jess Qi