Granted Patent
Utility
US 5,117,239 · App. 07/690,421
Reversible time delay beamforming optical architecture for phased-array antennas
Inventor:
Nabeel A. Riza
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Apr 24, 1991
Inventor
Nabeel A. Riza
Assignee (at issue)
General Electric 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.