Granted Patent
Utility
US 5,400,239 · App. 07/989,588
Power converter with plural regulated outputs
Inventor:
Steven L. Caine
Patented Case
View Patent ↗
Granted: Mar 21, 1995
Filed: Dec 11, 1992
Inventor
Steven L. Caine
Assignee (at issue)
Nortel Networks 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.