Patents by Inventor Karl Ligensa

Karl Ligensa 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).

  • Ratchet seat recliner with remote release
    Patent number: 4872726
    Abstract: Ratchet recliner for automotive vehicle seats provided with remote hand lever release feature. Lower bracket sandwich plate extensions for hand lever pivot and single plane push-pull connecting link accommodate integral assembled unit installation.
    Type: Grant
    Filed: August 27, 1987
    Date of Patent: October 10, 1989
    Assignee: Keiper Recaro Incorporated
    Inventors: Harry H White, Karl Ligensa