Granted Patent
Utility
US 5,274,384 · App. 07/997,470
Antenna beamformer
Inventors:
Moayyed A. Hussain, Kai Yu, David J. Murrow
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Dec 28, 1992
Inventors
Moayyed A. Hussain
Kai Yu
David J. Murrow
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.