Granted Patent
Utility
US 4,303,902 · App. 06/071,633
Inductive coupler
Inventors:
Laban E. Lesster, Everett W. Opdahl
Patented Case
View Patent ↗
Granted: Dec 1, 1981
Filed: Aug 31, 1979
Inventors
Laban E. Lesster
Everett W. Opdahl
Assignee (at issue)
Westinghouse Electric Company LLC
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.