Granted Patent
Utility
US 4,941,612 · App. 07/395,432
Unit fuel injector
Inventor:
Xin-he Li
Patented Case
View Patent ↗
Granted: Jul 17, 1990
Filed: Aug 17, 1989
Inventor
Xin-he Li
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.