Patents by Inventor Allan Sharples

Allan Sharples 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).

  • Security cards
    Patent number: 4035623
    Abstract: A method of recording machine-readable security data on a record medium, such as a cash dispenser card, is described in which the security data is deposited on the record medium as a sequence of magnetic characters.
    Type: Grant
    Filed: March 2, 1976
    Date of Patent: July 12, 1977
    Assignee: McCorquodale & Company Limited
    Inventors: Robert W. Eastell, John Harrison, Allan Sharples