Granted Patent
Utility
US 5,113,861 · App. 07/340,969
Method for processing signals, particularly for oximetric measurements on living human tissue
Inventor:
Peter Rother
Patented Case
View Patent ↗
Granted: May 19, 1992
Filed: Apr 20, 1989
Inventor
Peter Rother
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.