Granted Patent
Utility
US 5,930,693 · App. 08/794,697
Radio receiver with underpass detector
Inventors:
John F. Kennedy, Robert D. Plowdrey, James Alfred Wargnier
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Feb 3, 1997
Inventors
John F. Kennedy
Robert D. Plowdrey
James Alfred Wargnier
Assignee (at issue)
Ford Motor 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.