Granted Patent
Utility
US 4,965,869 · App. 07/065,389
Aperture antenna having nonuniform resistivity
Inventor:
John D. Fortney
Patented Case
View Patent ↗
Granted: Oct 23, 1990
Filed: Jun 23, 1987
Inventor
John D. Fortney
Assignee (at issue)
Brunswick 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.