Granted Patent
Utility
US 5,017,939 · App. 07/412,703
Two layer matching dielectrics for radomes and lenses for wide angles of incidence
Inventor:
Te-Kao Wu
Patented Case
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Granted: May 21, 1991
Filed: Sep 26, 1989
Inventor
Te-Kao Wu
Assignee (at issue)
Hughes Aircraft Company
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.