Granted Patent
Utility
US 6,005,658 · App. 08/878,890
Intermittent measuring of arterial oxygen saturation of hemoglobin
Inventors:
Michael Kaluza, Michael Blank
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Jun 19, 1997
Inventors
Michael Kaluza
Michael Blank
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.