Granted Patent
Utility
US 5,155,614 · App. 07/780,422
Low-power demodulating receiver with amplifier stages sharing the same bias current
Inventors:
Ralph H. Carmen, James M. Rodgers
Patented Case
View Patent ↗
Granted: Oct 13, 1992
Filed: Oct 22, 1991
Inventors
Ralph H. Carmen
James M. Rodgers
Assignee (at issue)
Duncan Industries Parking Control Systems
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.