Granted Patent
Utility
US 4,920,942 · App. 07/183,127
Method and apparatus for supplying fuel to internal combustion engines
Inventors:
Kyoichi Fujimori, Masaki Sano
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: Apr 19, 1988
Inventors
Kyoichi Fujimori
Masaki Sano
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.