Granted Patent
Utility
US 4,516,543 · App. 06/386,911
Circuit for controlling glow plug energization
Inventors:
Yoshiaki Abe, Yutaka Nishimura, Hitoshi Sugimoto
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Jun 10, 1982
Inventors
Yoshiaki Abe
Yutaka Nishimura
Hitoshi Sugimoto
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.