Granted Patent
Utility
US 5,949,813 · App. 08/914,356
Method and system for simultaneously broadcasting and receiving digital and analog signals
Inventors:
Bill J. Hunsinger, Derek D. Kumar
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Aug 19, 1997
Inventors
Bill J. Hunsinger
Derek D. Kumar
Assignee (at issue)
USA Digital Radio Partners, LP
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.