Patents by Inventor Mingchuan Liu

Mingchuan Liu 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).

  • Walnut oligopeptide powder, preparation method and application thereof
    Patent number: 11072637
    Abstract: The present invention provides a walnut oligopeptide powder, a preparation method and application thereof. The oligopeptide powder has a peptide content of 80 wt % or higher, in which 95% or more of the peptides have a molecular weight of less than 1,500 Da. The method includes extracting walnut proteins using a highly efficient countercurrent extraction process, and subjecting the extract to filtration, enzymolysis, purification with a microfiltration membrane and an ultrafiltration membrane, concentrating, and spray drying to obtain the oligopeptide powder. The oligopeptide powder has an anti-oxidant activity and provides a protective effect for a neuron, and thus can ameliorate or treat memory deterioration and relieve fatigue.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: July 27, 2021
    Assignee: SINPHAR TIAN-LI (HANGZHOU) PHARMACY COMPANY LIMITED
    Inventors: Zhaori Wang, Mingchuan Liu, Shengjie Yang, Da Hong, Jinping Yang
  • Walnut Oligopeptide Powder, Preparation Method And Application Thereof
    Publication number: 20190276504
    Abstract: The present invention provides a walnut oligopeptide powder, a preparation method and application thereof. The oligopeptide powder has a peptide content of 80 wt % or higher, in which 95% or more of the peptides have a molecular weight of less than 1,500 Da. The method includes extracting walnut proteins using a highly efficient countercurrent extraction process, and subjecting the extract to filtration, enzymolysis, purification with a microfiltration membrane and an ultrafiltration membrane, concentrating, and spray drying to obtain the oligopeptide powder. The oligopeptide powder has an anti-oxidant activity and provides a protective effect for a neuron, and thus can ameliorate or treat memory deterioration and relieve fatigue.
    Type: Application
    Filed: January 18, 2017
    Publication date: September 12, 2019
    Inventors: Zhaori Wang, Mingchuan Liu, Shengjie Yang, Da Hong, Jinping Yang