Granted Patent
Utility
US 4,788,960 · App. 07/175,242
Solenoid-valve-controlled fuel injection device
Inventor:
Hidekazu Oshizawa
Patented Case
View Patent ↗
Granted: Dec 6, 1988
Filed: Mar 30, 1988
Inventor
Hidekazu Oshizawa
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.