Granted Patent
Utility
US 5,233,352 · App. 07/880,500
Level measurement using autocorrelation
Inventor:
Thomas C. Cournane
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: May 8, 1992
Inventor
Thomas C. Cournane
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.