Granted Patent
Utility
US 6,331,832 · App. 09/541,923
Auto-ranging digital densitometer with lookup table
Inventor:
Allen J. Rushing
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Apr 3, 2000
Inventor
Allen J. Rushing
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.