Granted Patent
Utility
US 4,388,571 · App. 06/335,158
Control circuit for automobile electro-magnetic driving equipment
Inventors:
Yoshiharu Tada, Yuichi Kitano
Patented Case
View Patent ↗
Granted: Jun 14, 1983
Filed: Dec 28, 1981
Inventors
Yoshiharu Tada
Yuichi Kitano
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.