Patents by Inventor Ting Kin Liu

Ting Kin 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: 20020196407
    Abstract: The invention comprises a spectacle frame and an auxiliary frame. The spectacle frame includes spectacle eyeglass holding means, a pair of arms, and first attachment means. The auxiliary frame includes auxiliary eyeglass holding means, and second attachment means. One of the first attachment means and second attachment means is formed of magnetic material and the other attachment means is formed of magnetically attractable material so that, in use, the auxiliary frame may be mounted on the spectacle frame by magnetic attraction between the first attachment means and second attachment means and with the auxiliary eyeglass holding means substantially overlying the spectacle eyeglass holding means.
    Type: Application
    Filed: June 20, 2001
    Publication date: December 26, 2002
    Inventor: Ting Kin Liu
  • Patent number: 6474811
    Abstract: A spectacle frame combination having an auxiliary lenses frame magnetically and pivotably attached to a primary lenses frame. The primary lenses frame has an integral magnetic portion generating a magnetic field on both an inner and an outer surface of a temple member. The auxiliary frame may be attached to either the inner or outer surface of the primary frame by the cooperation of magnetic end portions of the auxiliary frame with complementary magnetic portions of the primary frame.
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: November 5, 2002
    Assignee: Genuine International Investment Limited
    Inventor: Ting Kin Liu
  • Publication number: 20020089640
    Abstract: A spectacle frame combination having an auxiliary lenses frame magnetically and pivotably attached to a primary lenses frame. The primary lenses frame has an integral magnetic portion generating a magnetic field on both the inner and outer surfaces of the temple member. The auxiliary frame may be attached to either the inner or outer surface of the primary frame by the cooperation of magnetic end portions with the complimentary magnetic portion of the primary frame.
    Type: Application
    Filed: February 12, 2002
    Publication date: July 11, 2002
    Inventor: Ting Kin Liu