Patents by Inventor Grant E. Wild

Grant E. Wild 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).

  • Prosthetic knee and rotary hydraulic chamber
    Patent number: 7066964
    Abstract: An improved prosthetic knee joint utilizes a rotary hydraulic chamber with internal flow control and positioned with hydraulic chamber opposite the upper joint section. A polycentric knee joint is provided with a forward flexion bumper and a cable extension assist for improved gait performance.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: June 27, 2006
    Assignee: Hosmer-Dorrance Corporation
    Inventor: Grant E. Wild