Patents by Inventor Robert M. Petigrew

Robert M. Petigrew 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).

  • Bar code printing
    Patent number: 5262804
    Abstract: A device suitable for printing bar codes is disclosed, this device comprising a housing, means for holding a label supply roll, printing means for applying indicia to a label, means for supplying data to determine the nature of the indicia printed on the label, and means for supplying electrical energy to operate the device, characterised in that said print unit is an ink jet printer.
    Type: Grant
    Filed: March 11, 1991
    Date of Patent: November 16, 1993
    Assignee: Esselte Meto International Produktions GmbH
    Inventors: Robert M. Petigrew, Alan J. Harry, Paul R. Nailor, Fred Adelmann, Peter Franzen, Juergen Schoon
  • Bar code printing
    Patent number: 5206490
    Abstract: A method of bar code printing is disclosed. The bar code is printed directly onto packaging material associated with the product, and in that the ink used to produce the bar code is such that indicia constituting the bar code can be discriminated regardless of the background onto which the bar code is printed.
    Type: Grant
    Filed: January 28, 1991
    Date of Patent: April 27, 1993
    Assignee: Esselte Meto International Produktions GmbH
    Inventors: Robert M. Petigrew, Alan J. Harry, Paul R. Nailor, Fred Adelmann, Peter Franzen, Juergen Schoon, Vincent Geake