Patents by Inventor Sen-Jung Cehn

Sen-Jung Cehn 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 foot
    Patent number: 6764522
    Abstract: A prosthetic foot includes a longitudinal foot body and a biasing unit. The foot body includes front and rear end portions, and a longitudinal cavity between the front and rear end portions and extending inwardly from an upper surface of the foot body. The biasing unit is mounted in the cavity and has first and second ends extending respectively toward the front and rear end portions. The foot body is deflectable to contract the cavity. The biasing unit is subjected to a compression force when the cavity contracts, and restores the foot body to a normal position when the compression force is relieved.
    Type: Grant
    Filed: May 8, 2003
    Date of Patent: July 20, 2004
    Assignee: Teh Lin Prosthetic & Orthopaedic Inc.
    Inventor: Sen-Jung Cehn