Granted Patent
Utility
US 5,107,366 · App. 07/414,178
High efficiency electromagnetic coil apparatus and method
Inventors:
Yuchi Huang, Robert V. Burch
Patented Case
View Patent ↗
Granted: Apr 21, 1992
Filed: Sep 28, 1989
Inventors
Yuchi Huang
Robert V. Burch
Assignee (at issue)
Nicolet Instrument Corporation
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.