Granted Patent
Utility
US 4,379,990 · App. 06/152,225
Fault detection and diagnostic system for automotive battery charging systems
Inventors:
Kirk A. Sievers, Robert W. Mortonson
Patented Case
View Patent ↗
Granted: Apr 12, 1983
Filed: May 22, 1980
Inventors
Kirk A. Sievers
Robert W. Mortonson
Assignee (at issue)
Motorola, 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.