Granted Patent
Utility
US 4,573,347 · App. 06/598,011
Apparatus for measuring fuel injection advance angle in diesel engine
Inventors:
Akira Sekiguchi, Takeo Ichikawa, Kazuo Inoue, Kyoichi Fujimori, Yutaka Hirano, Seishi Yasuhara
Patented Case
View Patent ↗
Granted: Mar 4, 1986
Filed: Apr 9, 1984
Inventors
Akira Sekiguchi
Takeo Ichikawa
Kazuo Inoue
Kyoichi Fujimori
Yutaka Hirano
Seishi Yasuhara
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.