Patents by Inventor YING-SHU LIU

YING-SHU 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).

  • FLUID TUBE
    Publication number: 20120045269
    Abstract: A fluid tube includes a tube, a fluid, for example, a fluid medicine, alcohol or cosmetic fluid carried in the tube, a sealing cap heat-sealed to one end of the tube and having dentations breakable for letting the atmospheric pressure enter the tube, and a plug cap capped on the other end of the tube to seal the fluid in said tube and having rounded inside protrusions forced into friction engagement with the tube.
    Type: Application
    Filed: July 21, 2011
    Publication date: February 23, 2012
    Inventor: YING-SHU LIU