Patents by Inventor Richard A. Ledenican

Richard A. Ledenican 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).

  • Patent number: D300599
    Type: Grant
    Filed: February 7, 1986
    Date of Patent: April 11, 1989
    Assignee: Goldblatt Tool Co.
    Inventor: Richard A. Ledenican