Patents by Inventor Guo-Nan Shih

Guo-Nan Shih 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).

  • Wheel axle mounting structure of a roller skate
    Patent number: 5879013
    Abstract: A wheel axle mounting structure including an axle holder fastened to a mounting frame at a bottom side of a sole plate of a roller skate by a bolt and a pair of cushions and a pair of ring caps and having a holder base holding an axle, two wheels mounted on two opposite ends of the axle and a guard frame fastened to the axle to protect the holder base of the axle holder, wherein the guard frame has two end caps with coupling means respectively and detachably coupled to the two opposite ends of the axle, the end caps having a respective outside flange respectively disposed in contact with the wheels and serving as cushion means.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: March 9, 1999
    Inventor: Guo-Nan Shih