Granted Patent
Utility
US 5,217,020 · App. 07/705,841
Biophysiological data acquisition including lead combination
Inventors:
William E. Saltzstein, Susan R. Hart, Peter Galen
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: May 28, 1991
Inventors
William E. Saltzstein
Susan R. Hart
Peter Galen
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.