Granted Patent
Utility
US 6,005,522 · App. 09/285,071
Antenna device with two radiating elements having an adjustable phase difference between the radiating elements
Inventors:
Mario Arias, Stefan Jonsson, Witold M. Balawejder
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Apr 2, 1999
Inventors
Mario Arias
Stefan Jonsson
Witold M. Balawejder
Assignee (at issue)
Allgon AB
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.