Patents by Inventor Douglas G. Sullivan

Douglas G. Sullivan 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).

  • Methods and systems for producing numerical control program files for controlling machine tools
    Patent number: 7761183
    Abstract: A manual computer numerical control (CNC) programming method and system (which may be embodied in whole or part in an article of manufacture or apparatus) in which coordinates may be manually entered into a text editor into a file format known as the coordinate work sheet (CWS) including verification, modification and conversion of the CWS to G-Code, the coordinate work sheet format being a comma delimited ASCII text file, and further including cutter on/off commands and using computer aided design (CAD) data to generate the coordinate work sheet (CWS).
    Type: Grant
    Filed: February 13, 2006
    Date of Patent: July 20, 2010
    Inventor: Douglas G. Sullivan