Patents by Inventor Hongxiu Yang

Hongxiu Yang 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).

  • Non-stick cooking utensil
    Patent number: 8308016
    Abstract: The invention relates to a non-stick cooking utensil, wherein protrusions are arranged on interior wall of the utensil to form a non-smooth surface, said protrusion has a height of 20-999 ?m and a projection area of 314-783431 ?m2 with respect to the interior surface of the utensil, the protrusions are so distributed that the total projection area of protrusions on the surface of the interior wall is about 10%-60% of the surface area, a coating film is formed on said non-smooth surface with protrusions. As compared with utensils with smooth surface, the sticking intensity and stickiness between foods and the utensil of present invention may be decreased by 60%-80%.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: November 13, 2012
    Assignee: Jilin University
    Inventors: Luquan Ren, Xiaoming Qiu, Qingping Liu, Guilan Zhang, Zhanrong Cui, Hongxiu Yang, Liang Ge
  • Non-Stick Cooking Utensil
    Publication number: 20080105689
    Abstract: The invention relates to a non-stick cooking utensil, wherein protrusions are arranged on interior wall of the utensil to form a non-smooth surface, said protrusion has a height of 20-999 ?m and a projection area of 314-783431 ?m2 with respect to the interior surface of the utensil, the protrusions are so distributed that the total projection area of protrusions on the surface of the interior wall is about 10%-60% of the surface area, a coating film is formed on said non-smooth surface with protrusions. As compared with utensils with smooth surface, the sticking intensity and stickiness between foods and the utensil of present invention may be decreased by 60%-80%.
    Type: Application
    Filed: September 24, 2004
    Publication date: May 8, 2008
    Applicant: JILIN UNIVERSITY
    Inventors: Luquan Ren, Xiaoming Qiu, Qingping Liu, Guilan Zhang, Zhanrong Cui, Hongxiu Yang, Liang Ge