Granted Patent
Utility
US 5,970,947 · App. 08/917,493
Control apparatus for a cylinder-injection spark-ignition internal combustion engine
Inventors:
Kazumasa Iida, Katsuhiko Miyamoto
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Aug 26, 1997
Inventors
Kazumasa Iida
Katsuhiko Miyamoto
Assignee (at issue)
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
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.