Granted Patent
Utility
US 5,277,163 · App. 08/027,244
Fuel-injection device
Inventor:
Takashi Ohishi
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Mar 3, 1993
Inventor
Takashi Ohishi
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.