Granted Patent
Utility
US 4,725,396 · App. 06/937,005
Electromagnetic actuators and method for producing the same
Inventors:
Takeo Kushida, Taniai Youichi
Patented Case
View Patent ↗
Granted: Feb 16, 1988
Filed: Feb 11, 1987
Inventors
Takeo Kushida
Taniai Youichi
Assignees (at issue)
Diesel Kiki Co., Ltd.
Sanken Airpax 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.