Granted Patent
Utility
US 5,208,540 · App. 07/843,187
Ignition performance monitor and monitoring method for capacitive discharge ignition systems
Inventor:
Gary R. Hoeflich
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Feb 28, 1992
Inventor
Gary R. Hoeflich
Assignee (at issue)
COLTEC INDUSTRIES, 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.