Granted Patent
Utility
US 5,178,154 · App. 07/584,319
Impedance cardiograph and method of operation utilizing peak aligned ensemble averaging
Inventors:
James J. Ackmann, Norbert T. Christman, Thomas J. Ebert
Patented Case
View Patent ↗
Granted: Jan 12, 1993
Filed: Sep 18, 1990
Inventors
James J. Ackmann
Norbert T. Christman
Thomas J. Ebert
Assignee (at issue)
Sorba Medical Systems, 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.