Patents by Inventor Toshiko Iijima

Toshiko Iijima 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).

  • Patent number: 5452028
    Abstract: An eyeglass frame secures first and second lens frames secured in fixed relation one to the other by a pair of super-elastic bridge pieces. The lens frames are a non-super elastic material. Bridges pieces of the eyeglass frames are a super-elastic alloy material. The bridge pieces have a surface coatings thereon of a silver solder compatible metal plating. The bridge pieces are silver soldered to the lens frames at locations where the silver solder compatible metal plating is present. In one embodiment, the super-elastic alloy material is made of a Ni-Ti-Co alloy material. Temple elements are attached to the lens frames. Each temple element includes a base with a pivoting member. Temple arms each having a silver solder compatible metal plating at its end are silver soldered at the plated ends to the pivoting members.
    Type: Grant
    Filed: January 21, 1994
    Date of Patent: September 19, 1995
    Inventor: Toshiko Iijima