Patents by Inventor Barry Keith Johnson

Barry Keith 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).

  • Location of objects
    Patent number: 4066177
    Abstract: Locating a tacky polymer-coated steel sheet on a magnetic rubber-covered glass support by sliding the support out from under a shield and carrying the steel sheet with the magnetic support gradually to place the sheet on the support.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: January 3, 1978
    Assignee: Imperial Metal Industries (Kynoch) Limited
    Inventors: John Arthur Frederick Gidley, Barry Frederick Irving, Barry Keith Johnson