Granted Patent
Utility
US 4,250,541 · App. 06/101,165
Push-push resonant power inverter
Inventors:
Zung F. Chang, Robert Minton
Patented Case
View Patent ↗
Granted: Feb 10, 1981
Filed: Dec 7, 1979
Inventors
Zung F. Chang
Robert Minton
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.