Patents by Inventor Shi-Hsi Liu

Shi-Hsi 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).

  • Powder allotting device
    Patent number: 8348099
    Abstract: A powder allotting device comprises a supporting device, a coupling device, and a separating device. The supporting device is a base of the powder allotting device, and the supporting device is coupled to the separating device by the coupling device. The a separating device further comprises a rotary plate with a curved grooved structure, a plurality of movable valves, a scraper, and a cylinder with a plurality of T-shape grooves, and a plurality of slices. The plurality of slices are inserted into the T-shape grooves and enter the curved grooved structure, moving up and down the T-shape grooves.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: January 8, 2013
    Assignee: Chung Yuan Christian University
    Inventors: Yan-Ting Chen, Shi-Hsi Liu, Chien-Da Ho, I-Feng Lo, Shih-Ming Wang
  • POWDER ALLOTTING DEVICE
    Publication number: 20110226811
    Abstract: A scraper and a plurality of slices are allocated on a powder allotting device. For achieving the matter of uniformly allocating powder, the present invention utilizes the scraper and the plurality of slices for scraping and separating powders.
    Type: Application
    Filed: March 29, 2010
    Publication date: September 22, 2011
    Applicant: CHUNG YUAN CHRISTIAN UNIVERSITY
    Inventors: Yan-Ting Chen, Shi-Hsi Liu, Chien-Da Ho, I-Feng Lo, Shih-Ming Wang