Granted Patent
Utility
US 5,237,862 · App. 07/902,351
Adaptive method of cylinder misfire detection in an internal combustion engine
Inventors:
Suresh M. Mangrulkar, John W. Piatak
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: Jun 22, 1992
Inventors
Suresh M. Mangrulkar
John W. Piatak
Assignee (at issue)
Ford Motor Company
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.