Granted Patent
Utility
US 6,564,077 · App. 09/974,279
Method and apparatus for pulse oximetry
Inventor:
David W. Mortara
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Oct 10, 2001
Inventor
David W. Mortara
Assignee (at issue)
MORTARA INSTRUMENT, 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.