Granted Patent
Utility
US 5,583,421 · App. 08/289,024
Sepic converter with transformerless line isolation
Inventors:
George Barbehenn, Steven B. Elgee
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Aug 10, 1994
Inventors
George Barbehenn
Steven B. Elgee
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.