Granted Patent
Utility
US 5,559,471 · App. 08/361,927
Amplifier and biasing circuit therefor
Inventor:
Gregory R. Black
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Dec 21, 1994
Inventor
Gregory R. Black
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.