Granted Patent
Utility
US 6,380,804 · App. 09/589,187
Method and apparatus for switching stages of a multistage amplifier quickly between operational modes
Inventor:
Robert J. Ross
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Jun 8, 2000
Inventor
Robert J. Ross
Assignee (at issue)
MITSUBISHI ELECTRIC & ELECTRONICS USA, 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.