Granted Patent
Utility
US 4,763,061 · App. 07/038,816
Primary switched-mode DC-DC converter with summed input current and input voltage responsive control
Inventor:
Gerhard Schwarz
Patented Case
View Patent ↗
Granted: Aug 9, 1988
Filed: Apr 15, 1987
Inventor
Gerhard Schwarz
Assignee (at issue)
The Braun 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.