Patents by Inventor Xiaoyun Zhao

Xiaoyun 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).

  • Publication number: 20160287783
    Abstract: An implantable drug delivery device, comprising a check valve, a locking device, a drug delivery device body capable of being connected to a well-matched catheter through a locking device, wherein the drug delivery device body further comprising a pump frame, a well-matched punctured diaphragm disposed on the top of the pump frame, a pump cover well-matched with pump frame and punctured diaphragm disposed on the top of the punctured diaphragm, the pump cover, punctured diaphragm and pump frame sealingly connected to each other; and a check valve connected to the pump frame, wherein a pump cavity is formed by the pump cover, punctured diaphragm, pump frame and the check valve forming a pump cavity.
    Type: Application
    Filed: August 11, 2015
    Publication date: October 6, 2016
    Inventors: Xiaoyun Zhao, Ying Bi
  • Patent number: D1016167
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: February 27, 2024
    Inventors: Zhicheng Chen, Xiaoyun Zhao, Xiongge Zheng
  • Patent number: D1064068
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: February 25, 2025
    Inventors: Xiaoyun Zhao, Xiongge Zheng