Granted Patent
Utility
US 5,168,236 · App. 07/703,005
Fault detection circuit for use in determining the existence of a fault in any one of a plurality of multi-phase loads
Inventor:
Martin Schuyler
Patented Case
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Granted: Dec 1, 1992
Filed: May 20, 1991
Inventor
Martin Schuyler
Assignee (at issue)
Cox & Company, 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.