Granted Patent
Utility
US 6,538,906 · App. 10/074,074
Energy storage circuit for DC-DC converter
Inventors:
Zhongwei Ke, Alpha J. Zhang, Bin Jin
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Feb 11, 2002
Inventors
Zhongwei Ke
Alpha J. Zhang
Bin Jin
Assignee (at issue)
DELTA ELECTRONICS, 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.