Granted Patent
Utility
US 6,288,915 · App. 09/581,942
Converter circuit arrangement having a DC intermediate circuit
Inventors:
Christoph Stemmler, Christian Stulz
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Aug 11, 2000
Inventors
Christoph Stemmler
Christian Stulz
Assignee (at issue)
Asea Brown Boveri, S.A.
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.