Patents by Inventor Lee Tzu-Feng Wang

Lee Tzu-Feng Wang 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).

  • Eyeglasses adjustable in wearing angle
    Patent number: 5870165
    Abstract: A pair of eyeglasses adjustable in wearing angle includes a lens body with two side walls extending rear-ward, two connecters fixed movably with the two side sides walls of the lens body, and two temples fixed with the two connecters in such a way that angles of the temples relative to the lens body can be adjusted so as to enable this eyeglasses worn comfortably by persons having differently sized faces.
    Type: Grant
    Filed: September 24, 1997
    Date of Patent: February 9, 1999
    Inventor: Lee Tzu-Feng Wang
  • Eyeglasses adjustable in wearing angle
    Patent number: 5661535
    Abstract: A pair of eyeglasses adjustable in wearing angle includes a lens body with two side walls extending rearward, two connecters fixed movably with two sides of the lens body, and two temples fixed with the two connecters in such a way that angles of the temples to the lens body can be adjusted so as to enable this eyeglasses worn by persons having differently sized faces.
    Type: Grant
    Filed: August 15, 1996
    Date of Patent: August 26, 1997
    Inventor: Lee Tzu-Feng Wang
  • Eyeglasses
    Patent number: D407099
    Type: Grant
    Filed: January 20, 1998
    Date of Patent: March 23, 1999
    Inventor: Lee Tzu-Feng Wang