Patents by Inventor Jim Leonhardt

Jim Leonhardt 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).

  • Spring retainer and alignment method
    Patent number: 5669598
    Abstract: A method for maintaining alignment of a stack of spring washers mounted on a shaft. A retainer (44) is provided with an opening (41) for mounting on a shaft (49), a planar surface (42) for contacting outer contact edge (46) of spring washer (47) and a retaining lip (43) for limiting the lateral movement of spring washer (47).
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: September 23, 1997
    Assignee: Motorola, Inc.
    Inventors: Lester Ticey, Peter Schneider, Jim Leonhardt