Granted Patent
Utility
US 5,255,174 · App. 07/779,202
Regulated bi-directional DC-to-DC voltage converter which maintains a continuous input current during step-up conversion
Inventor:
Muthu K. Murugan
Patented Case
View Patent ↗
Granted: Oct 19, 1993
Filed: Oct 18, 1991
Inventor
Muthu K. Murugan
Assignee (at issue)
AlliedSignal, Inc.
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.