Granted Patent
Utility
US 5,659,463 · App. 08/615,925
High-efficiency summing power converter and method therefor
Inventor:
James Cheng Lee
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Mar 14, 1996
Inventor
James Cheng Lee
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.