Patents by Inventor Tieqiao ZHU

Tieqiao ZHU 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).

  • Sponge for Gynecological Disease Treatment and Menstrual Sanitation
    Publication number: 20180333308
    Abstract: A menstrual sanitary sponge for gynecological disease treatment, comprising a sponge body. The shape of the sponge body is cylindrical. The top of the sponge body is hemispherical. An annular, spiral, hemispherical, or hook-shaped groove is provided on the surface of the sponge body. The sponge body is a compressed medical polyvinyl alcohol sponge.
    Type: Application
    Filed: July 20, 2016
    Publication date: November 22, 2018
    Applicant: Beijing Yingjia Medical Material Co., Ltd.
    Inventor: Tieqiao ZHU