Granted Patent
Utility
US 4,870,929 · App. 07/215,575
Multi-cylinder engine with uniform cylinder sensitivity to knocking
Inventors:
James E. Macier, Gregory J. Binversie, David C. Calamia, John M. Daniels
Patented Case
View Patent ↗
Granted: Oct 3, 1989
Filed: Jul 6, 1988
Inventors
James E. Macier
Gregory J. Binversie
David C. Calamia
John M. Daniels
Assignee (at issue)
Outboard Marine 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.