Granted Patent
Utility
US 4,590,546 · App. 06/582,685
Variable input voltage regulator circuit
Inventor:
Donald W. Maile
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Feb 23, 1984
Inventor
Donald W. Maile
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.