Granted Patent
Utility
US 6,584,231 · App. 09/842,949
System and method for selective grayscale compression for defect images
Inventors:
Jeffrey Wolinsky, Sherrill E. Lavagnino
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Apr 27, 2001
Inventors
Jeffrey Wolinsky
Sherrill E. Lavagnino
Assignee (at issue)
Cognex Technology and Investment LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.