Patents by Inventor M. E. Hanrath

M. E. Hanrath 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).

  • Ball joint
    Patent number: 4443030
    Abstract: A ball joint having a gland liner free to rotate with respect to both the gland and the ball is disclosed.
    Type: Grant
    Filed: November 4, 1981
    Date of Patent: April 17, 1984
    Assignee: Mobile Pulley & Machine Works (A division of Lehigh Valley Industries, Inc.)
    Inventors: Hannon S. Hairston, M. E. Hanrath