Granted Patent
Utility
US 6,433,520 · App. 09/867,165
Dc power regulator incorporating high power ac to dc converter with controllable dc voltage and method of use
Inventor:
Colin D. Schauder
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: May 29, 2001
Inventor
Colin D. Schauder
Assignee (at issue)
Siemens Power Transmission & Distribution, 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.