Patents by Inventor Sze-Yee Li

Sze-Yee Li 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: 5131704
    Abstract: An elongated wand member is provided including a first handle end and a second end from which an annular frame is supported with its medial plane inclined generally 45.degree. relative to the longitudinal extent of the wand member. The end of the wand member adjacent the frame includes a transverse guide eye and the side of the frame remote from the wand member includes a second guide eye. The longitudinal mid-portion of an elongated, flexible and elastic tension member is received through the second guide eye and extends in opposite directions therefrom about the outer periphery of the frame and thereafter through the first wand member supported guide eye.
    Type: Grant
    Filed: June 5, 1990
    Date of Patent: July 21, 1992
    Assignee: Kwoon Kwen Metal Ware Company, Limited
    Inventor: Sze-Yee Li