Patents by Inventor Sammy W. Leu

Sammy W. Leu 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: 5364119
    Abstract: A collapsible frame assembly which may be used as a stroller frame. The frame includes a base, an upper support, a lower support attached to the base, an upper brace attached to the lower support, and a lower brace attached to the base. Hinges connect the upper and lower support, and the upper and lower brace, to permit the transformation between collapsed and upright positions. The frame collapses in height and length, and is transformed between a collapsed position and an upright position by pulling the upper support upwardly and rearwardly from the lower support.
    Type: Grant
    Filed: October 12, 1993
    Date of Patent: November 15, 1994
    Assignee: Reebok International Ltd.
    Inventor: Sammy W. Leu
  • Patent number: 4581824
    Abstract: A portable adjustable washer cutter and improved sealing washer blank useful in telecommunications applications are described. The cutter comprises an essentially flat frame carrying a rotatable shaft and a platform placed opposite thereto for mounting a sealing washer blank in which a desired central opening is to be cut. An improved sealing washer blank having a small central opening and a small opening along its periphery can be easily mounted on the cutter by insertion of protruding members on the cutter through these openings. The sealing washer blank is cut by means of a blade mounted on a member attached to the bottom of the shaft. In a preferred embodiment, the sealing washer blank is provided with concentric annular ribs, the sealing washer blank being cut at a position between ribs.
    Type: Grant
    Filed: May 11, 1984
    Date of Patent: April 15, 1986
    Assignee: PSI Telecommunications
    Inventors: Timothy A. Wilkins, Sammy W. Leu