Granted Patent
Utility
US 5,742,142 · App. 08/694,724
Low radiated emission motor speed control with PWM regulator
Inventor:
Gerald J. Witt
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Aug 9, 1996
Inventor
Gerald J. Witt
Assignee (at issue)
DELCO ELECTRONICS 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.