Patents by Inventor Guanqi Li

Guanqi Li 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).

  • Phytoprotein synthetic fibre and method of manufacture thereof
    Patent number: 7271217
    Abstract: This invention relates to a phytoprotein synthetic fiber and the method for the manufacture thereof. This synthetic fiber is composed of phytoprotein and polyvinyl alcohol, the phytoprotein comprising A parts of the two components, where A is equal to or greater than 5 parts and less than 23 parts, and the polyvinyl alcohol comprising B parts, where B is greater than 77 parts and equal to or less than 95 parts. The methods of manufacturing the synthetic fiber comprise a semi-finished product manufacturing process and a semi-finished product acetalization and finishing process.
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: September 18, 2007
    Inventor: Guanqi Li
  • Phytoprotein synthetic fibre and method of manufacture thereof
    Publication number: 20050014895
    Abstract: This invention relates to a phytoprotein synthetic fibre and the method for the manufacture thereof. This synthetic fibre is composed of phytoprotein and polyvinyl alcohol, the phytoprotein comprising A parts of the two components, where A is equal to or greater than 5 parts and less than 23 parts, and the polyvinyl alcohol comprising B parts, where B is greater than 77 parts and equal to or less than 95 parts. The methods of manufacturing the synthetic fibre comprise a semi-finished product manufacturing process and a semi-finished product acetalization and finishing process.
    Type: Application
    Filed: July 1, 2004
    Publication date: January 20, 2005
    Inventor: Guanqi Li