Granted Patent
Utility
US 6,440,082 · App. 09/410,198
Method and apparatus for using heart sounds to determine the presence of a pulse
Inventors:
Tae H. Joo, David R. Hampton, James W. Taylor, Ronald E. Stickney
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Sep 30, 1999
Inventors
Tae H. Joo
David R. Hampton
James W. Taylor
Ronald E. Stickney
Assignee (at issue)
MEDTRONIC PHYSIO-CONTROL MANUFACTURING CORPORATION
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.