Granted Patent
Utility
US 4,635,063 · App. 06/492,073
Adaptive antenna
Inventors:
Donald C. D. Chang, Eng-Chong Ha
Patented Case
View Patent ↗
Granted: Jan 6, 1987
Filed: May 6, 1983
Inventors
Donald C. D. Chang
Eng-Chong Ha
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.