Patents by Inventor Kewei HUA

Kewei HUA 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: 20210403606
    Abstract: The present invention discloses a method for separating and purifying polysaccharides from Ganoderma spores. The method includes ultrasonically extracting defatted Ganoderma spore powder and filtering with a plate and frame filter press to obtain a filtrate, and then precipitating the filtrate by passing sequentially through ethanol with a mass concentration of 75% and ethanol with a mass concentration of 85%, and filtering, to obtain polysaccharides which have a significant inhibitory effect on transplanted tumors in animals.
    Type: Application
    Filed: December 11, 2018
    Publication date: December 30, 2021
    Inventors: Yuan GUO, Yifan QIAN, Weiwei SHI, Kewei HUA, Yunyun ZHU, Suling CHEN