Granted Patent
Utility
US 5,613,640 · App. 08/518,387
Fuel injection valve
Inventors:
Yuji Furuya, Kenichi Iino, Hitoshi Okuyama
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Aug 15, 1995
Inventors
Yuji Furuya
Kenichi Iino
Hitoshi Okuyama
Assignee (at issue)
Zexel GmbH
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.