Granted Patent
Utility
US 5,826,559 · App. 08/883,373
Lean-burn internal combustion engine
Inventors:
Kazuhiro Ichimoto, Katsuhiko Miyamoto, Shogo Omori, Hitoshi Kamura, Atsuyoshi Kojima
Patented Case
View Patent ↗
Granted: Oct 27, 1998
Filed: Jun 26, 1997
Inventors
Kazuhiro Ichimoto
Katsuhiko Miyamoto
Shogo Omori
Hitoshi Kamura
Atsuyoshi Kojima
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.