Granted Patent
Utility
US 4,528,697 · App. 06/498,369
Broadband quadrature phase modulator for control loop error generation in an IF combiner
Inventor:
Richard Nichols
Patented Case
View Patent ↗
Granted: Jul 9, 1985
Filed: May 26, 1983
Inventor
Richard Nichols
Assignee (at issue)
Rockwell International Corporation
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.