Granted Patent
Utility
US 4,560,913 · App. 06/556,288
Sparkless circuit for low horsepower electronic motor brake
Inventor:
Young-Kee Min
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Nov 30, 1983
Inventor
Young-Kee Min
Assignee (at issue)
PT Components, 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.