Granted Patent
Utility
US 5,751,561 · App. 08/794,755
Low cost AC-to-DC converter having input current with reduced harmonics
Inventors:
Francis Ho, Robert Chun Fung Lee
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Feb 3, 1997
Inventors
Francis Ho
Robert Chun Fung Lee
Assignee (at issue)
Computer Products, Incorporated
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.