Granted Patent
Utility
US 5,086,512 · App. 07/455,209
Compensation system for dynamically tracking and nulling local oscillator feedthrough
Inventor:
Manfred Bartz
Patented Case
View Patent ↗
Granted: Feb 4, 1992
Filed: Dec 21, 1989
Inventor
Manfred Bartz
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.