Granted Patent
Utility
US 5,891,172 · App. 08/673,195
High voltage phase selector switch for external defibrillators
Inventors:
Gary B. Stendahl, James E. Brewer
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Jun 27, 1996
Inventors
Gary B. Stendahl
James E. Brewer
Assignee (at issue)
SurVivaLink 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.