Granted Patent
Utility
US 6,201,850 · App. 09/237,401
Enhanced thickness calibration and shading correction for automatic X-ray inspection
Inventor:
John M. Heumann
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Jan 26, 1999
Inventor
John M. Heumann
Assignee (at issue)
Agilent Technologies, Inc.
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.