Granted Patent
Utility
US 5,861,853 · App. 08/852,767
Current balanced balun network with selectable port impedances
Inventors:
David Haub, Louis J. Vannatta, Hugh K. Smith
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: May 7, 1997
Inventors
David Haub
Louis J. Vannatta
Hugh K. Smith
Assignee (at issue)
Motorola, Inc.
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.