Granted Patent
Utility
US 4,570,134 · App. 06/602,157
Compact hybrid providing quadrature phase relation between two outputs
Inventor:
Oakley M. Woodward
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Apr 19, 1984
Inventor
Oakley M. Woodward
Assignee (at issue)
RCA 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.