Granted Patent
Utility
US 5,662,105 · App. 08/442,834
System and method for the extractment of physiological signals
Inventor:
Jonathan Tien
Patented Case
View Patent ↗
Granted: Sep 2, 1997
Filed: May 17, 1995
Inventor
Jonathan Tien
Assignee (at issue)
Spacelabs Medical, 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.