Granted Patent
Utility
US 4,675,580 · App. 06/781,632
Parabolic voltage generating circuit
Inventor:
Wolfgang Dietz
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Sep 30, 1985
Inventor
Wolfgang Dietz
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.