Granted Patent
Utility
US 4,843,351 · App. 07/090,624
Vector modulation signal generator
Inventors:
Allen P. Edwards, David R. Gildea
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Aug 28, 1987
Inventors
Allen P. Edwards
David R. Gildea
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.