Patents by Inventor Shu-Tien Liu

Shu-Tien 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).

  • STRUCTURE OF ENAMELWARE
    Publication number: 20130161334
    Abstract: An improved structure of enamelware which ensures the glaze can be coated homogeneously and tightly onto the surface of the enamelware, characterized in that: the edge portion of the metal substrate is pressed to form a spherical block in cross-section, therefore the surface area of the edge of the enamelware is enlarged, such that the glaze can be homogeneously and tightly coated onto the edge portion of the enamelware to provide the anti-rust function and maintain the beauty of enamel.
    Type: Application
    Filed: December 27, 2011
    Publication date: June 27, 2013
    Applicant: Thai First Enamel Co., Ltd.
    Inventor: Shu-Tien Liu