Patents by Inventor Anthony David Piper

Anthony David Piper 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).

  • Data storage format
    Patent number: 5760787
    Abstract: A method and apparatus for storing data defining a graphical outline of an object, the graphical outline comprising a series of curve segments. First, those curve segments which comprise straight line segments are determined. The method next stores a first number of associated control points for each of said curve segments which do not comprise straight line segments. The method then operates to store a reduced number of associated control points for each of the curve segments which comprise straight line segments.
    Type: Grant
    Filed: August 17, 1995
    Date of Patent: June 2, 1998
    Assignees: Canon Information Systems Research Australia, PTY Ltd., Canon Kabushiki Kaisha
    Inventor: Anthony David Piper