Granted Patent
Utility
US 5,609,139 · App. 08/593,172
Fuel feed control system and method for internal combustion engine
Inventors:
Katsunori Ueda, Toyoaki Fukui, Satoshi Yoshikawa
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Feb 1, 1996
Inventors
Katsunori Ueda
Toyoaki Fukui
Satoshi Yoshikawa
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.