Granted Patent
Utility
US 4,478,187 · App. 06/377,812
Distribution type fuel injection apparatus
Inventor:
Keiichi Yamada
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: May 13, 1982
Inventor
Keiichi Yamada
Assignee (at issue)
Diesel Kiki Co., Ltd.
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.