Granted Patent
Utility
US 5,235,293 · App. 07/906,322
Variable frequency microwave oscillator including digital phase shifter as tuning element
Inventor:
Gregory Mendolia
Patented Case
View Patent ↗
Granted: Aug 10, 1993
Filed: Jun 30, 1992
Inventor
Gregory Mendolia
Assignee (at issue)
Hughes Aircraft Company
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.