Patents by Inventor Iain Macauley Downs

Iain Macauley Downs 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).

  • Image data transfer system using object reference table
    Patent number: 6067553
    Abstract: Structured graphical data is reorganised. The data, which may be defined in accordance with portable document format (PDF) includes graphical object definitions and references to said definitions. The data is reorganised so that the graphical object references are preceded by their respective object definitions.
    Type: Grant
    Filed: December 15, 1997
    Date of Patent: May 23, 2000
    Assignee: The Dialog Corporation plc
    Inventors: Iain Macauley Downs, Neetu Jain