Patents by Inventor Chun-Fa Liu

Chun-Fa 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).

  • Publication number: 20160096293
    Abstract: A making method of a plastic toy with adjustable hardness at local positions is provided, including: a) preparing two kinds of plastic latex with desired hardness; b) making a first gel coat layer, adding one kind of the latex into a mold and heating the mold; c) making a second gel coat layer, adding the other kind of latex; d) gel forming of hard latex and soft latex, adding the first kind of latex and then heating again; e) cooling forming and uncovering demolding, carrying out water cooling and carrying out uncovering demolding after the cooling is completed; and 0 gel processing. The present invention solves the problem and meets the requirements of products about inconsistent hardness of various parts, makes the touch feel of the toys closer to that of the human skin, thus ensuring products having better quality, and bringing better realistic feel of the toy to people.
    Type: Application
    Filed: October 3, 2014
    Publication date: April 7, 2016
    Inventor: Chun-Fa Liu
  • Publication number: 20040077022
    Abstract: The present invention concerns fusion of Fc domains with biologically active peptides and a process for preparing pharmaceutical agents using biologically active peptides.
    Type: Application
    Filed: September 19, 2003
    Publication date: April 22, 2004
    Inventors: Ulrich Feige, Chun-Fa Liu, Janet C. Cheetham, Thomas Charles Boone, Jean Marie Gudas