Patents by Inventor Robert E. Dow

Robert E. Dow 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).

  • Ribbon slitter
    Patent number: 4133109
    Abstract: A slitting device for subdividing longitudinally a ribbon wherein blades are mounted in a housing in positions to slit into two or more narrow strips a ribbon which is pushed endwise into a selected slot in the holder.
    Type: Grant
    Filed: August 8, 1977
    Date of Patent: January 9, 1979
    Inventor: Robert E. Dow