Patents by Inventor Mark M Wornson

Mark M Wornson 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).

  • Defect detection lighting system and methods for large glass sheets
    Patent number: 7551274
    Abstract: A glass defect detection system comprising an apparatus and methods for the real-time inspection for defects in and on transparent sheets, such as a large sheets of glass is disclosed. The defect detection system utilizes a plurality of dark-field illumination systems and bright-field illumination systems and a plurality of baffles. A plurality of imaging devices are deployed to obtain images of transparent sheets. The defect detection system provides uniform lighting capable of equal detection of defects in all orientations and geometries. An image processing system analyzes for defects in and on the transparent sheet.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: June 23, 2009
    Assignee: Lite Sentry Corporation
    Inventors: Douglas P Wornson, Mark M Wornson, Eric L Hegstrom