Patents by Inventor Richard D. Ferkel

Richard D. Ferkel 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: 5400529
    Abstract: An ankle-supporting shoe comprising a sole member having a mid-sole attached to the top surface thereof. Attached to the upper surface of the mid-sole and a toe portion of the top surface of the sole member is a brace member including a base portion formed to suit the shape of the wearer's foot and lateral and medial struts extending upwardly from the base portion. A boot upper is attached to the sole member in a manner wherein the lateral strut extends upwardly within a lateral side panel portion of the boot upper, with the medial strut extending upwardly within a medial side panel portion of the boot upper. An inflatable bladder member is selectively insertable into vamp and ankle portions of the boot upper which is sized and configured to extend about the midfoot ankle and heel of the wearer's foot when the foot is inserted into the boot upper.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: March 28, 1995
    Assignee: Oansh Designs, Ltd.
    Inventors: Anthony H. G. Bell, Richard D. Ferkel