Granted Patent
Utility
US 5,355,104 · App. 08/010,943
Phase shift device using voltage-controllable dielectrics
Inventors:
Ronald I. Wolfson, Clifton Quan, Donald R. Rohweller
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: Jan 29, 1993
Inventors
Ronald I. Wolfson
Clifton Quan
Donald R. Rohweller
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.