Patents by Inventor Leslie R. Johnson

Leslie R. Johnson 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: D258341
    Type: Grant
    Filed: May 10, 1978
    Date of Patent: February 24, 1981
    Inventor: Leslie R. Johnson